If you ascend too fast.

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If you ascend too fast is it normal to have like a pulsing feeling from your ear or ears when you reach the surface? I also had a temporary hearing loss in just one ear for a couple of minutes. I went to the doctor to check my eardrums and everything was fine. I haven’t ascended that fast since. But my real question is can that cause real damage if you do it often. I know PADI says to practice the S.A.F.E. (Slowly Acsend From Every dive) method. I just want to know the hazards of ascending too fast.


Depending on severity, a barotrauma (over pressure injury) like you probably had in your ears can have a permanent effect. Ascending too fast also increases your risk of getting decompression sickness which can vary in severity but is known to cause permanent injuries as well.



just like on the decent you need to clear your ears. On the ascent you need to go slow to allow your ears the chance to clear or you will run the risk of a reverse squeeze. These can be painful and like Diver0001 mentioned, you could do some good damage to your ears if you continue to do it. not to mention the DCS risk of fast ascents.


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The risks of rapid ascents:

Ear or sinus barotrauma, if air can’t escape at the rate it’s expanding.

Pulmonary barotrauma, which can be lethal if it leads to arterial gas embolism. Pulmonary barotrauma will be more likely if you breath-hold at all during the rapid ascent, but can occur in the presence of a number of pulmonary pathologies, even in the absence of breath-holding.

Decompression sickness, if insufficient time to allow nitrogen off-gassing is taken during the ascent.

In general, excessively rapid ascents are very bad news, and if you are having problems with your buoyancy control that is resulting in fast ascents, I would highly recommend getting some additional instruction or mentoring to solve the problem.

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Not trying to be a smart bleep but your ear problem will be the best thing that happens if you continuously ascend to fast. That’s basic basic stuff.



Why you are asking this question as you should know the answer having recently completed OW? You really do not understand the dangers?

I strongly suggest a review your OW book as the training has failed to sink in. Ascending too quickly can kill you. If that does not motivate you to REALLY learn what you already should have in OW class, than I suggest quitting.

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As others have mentioned, the answers are all contained within the OW manual. A review of that knowledge would likely be beneficial.

The hazards of fast-ascent are:

1) Barotrauma of Ascent – failure to equalize expanding gas in body cavities, causing trauma injury. Typically prevalent in the middle ears and sinuses, although it can present elsewhere (cavities in teeth etc)

2) Decompression Illness – the ‘shaken coke bottle effect’. Nitrogen saturated in your tissues is not released quicker than it can form bubbles. so it forms bubbles, which can cause short-permanent injury, paralysis or death.

3) Lung-Over expansion injury – if you get distracted and hold your breath (a sub-condition of Barotrauma of Ascent), expanding air will force itself through the lung and into your chest cavity or blood stream. and can further migrate around parts of your body. A high likelihood of fatality.

4) Issues on the surface – losing control, surfacing unintentionally and without warning – resulting in risk of collision with surface objects (i.e. static or moving boats).



Hookedonwaves – here is the short answer for you. You took a SCUBA Certificaiton course. The material you learned there was learned not to pass the test, but to pass the test of life. In case you failed to hear it clearly spelled out in the risk briefing – SCUBA can kill you or paralyze you for life. The rules as taught to you by your instructor need to be well understood and taken to heart. There are no scuba police, but the ocean (lake, river, cave, wreck, stream, mine) does clean out the gene pool from time to time. In my local dive site, a diver died yesterday (Sat 18 Aug 2012) in Catalina California USA. Not the first this year, so stuff does happen.

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What Is the Maximum Safe Ascent Rate for Scuba Diving?

Scuba diving at the safety stop

Natalie Gibb owns a dive shop in Mexico and is a PADI-certified open water scuba instructor and TDI-certified full cave diving instructor.

How fast of an ascent is too fast? The answer varies among scuba certification organizations. Some organizations list a maximum ascent rate of 30 feet/9 meters per minute, while others allow a faster ascent rate. For example, old PADI dive tables (based on the US Navy Dive Tables) allow a maximum ascent rate of 60 feet/18 meters per minute. In these situations, it’s usually safest err on the side of conservatism, so our recommendation is to never exceed an ascent rate of 30 feet/9 meters per a minute.

Monitoring Your Ascent Rate When Scuba Diving

The easiest way for a diver to monitor his ascent rate is to use a dive computer. Almost all dive computers have ascent rate alarms which will beep or vibrate when the diver exceeds the computer’s programmed maximum ascent rate. The moment the computer alerts the diver that he is ascending too quickly, the diver should take steps to slow his ascent.

However, not all divers use dive computers. A diver without a computer may use a timing device (such as a dive watch) in combination with his depth gauge to monitor the time he takes to ascend a predetermined number of feet. For example, a diver may use his timing device to check that he doesn’t ascend more than 15 feet in 30 seconds.

Every diver should carry a timing device underwater. However, in a worst-case scenario, a diver may gauge his ascent rate by watching bubbles around him rise towards the surface. Look for tiny, champagne-sized bubbles and be certain to ascend more slowly than these bubbles.

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Another method of estimating an ascent rate is to ascend along a fixed anchor line or ascent line.

However, these are rough approximations and divers would do much better to carry a dive computer or timing device.

Why Ascending Slowly Is Important

Quick ascents can lead to decompression sickness. During a dive, a diver’s body absorbs nitrogen gas. The nitrogen gas compresses due to water pressure following Boyle’s Law and slowly saturates his body tissues. If a diver ascends too quickly, the nitrogen gas in his body will expand at such a rate that he is unable to eliminate it efficiently, and the nitrogen will form small bubbles in his tissues. Decompression sickness and can be very painful, lead to tissue death, and even be life-threatening.

In a worst-case scenario, a diver who ascends quite rapidly may have a pulmonary barotrauma, rupturing small structures in his lungs known as alveoli. In this case, bubbles may enter his arterial circulation and travel through his body, eventually lodging in blood vessels and blocking blood flow. This sort of decompression illness is called an arterial gas embolism (AGE) and is very dangerous. A bubble may lodge in an artery feeding the spinal column, in the brain, or in a host of other areas, causing loss or impediment of function.

Maintaining a slow ascent rate greatly reduces the risk of all forms of decompression illness.

Safety Stops and Deep Stops

In addition to slow ascents, scuba diving training organizations also recommend making a safety stop at 15 feet/ 5 meters for 3-5 minutes. A safety stop allows a diver’s body to eliminate additional nitrogen from the body before his final ascent.

When making deep dives (let’s say 70 feet or deeper, for the sake of argument) studies have also shown that a diver who makes a deep stop based on his dive profile (for example a 50-foot stop on a dive with a maximum depth of 80 feet), as well as a safety stop, will have significantly less nitrogen in his body upon surfacing than a diver who does not.

A Diver’s Alert Network (DAN) study, measured the amount of nitrogen remaining in a diver’s system after a series of ascent profiles. Without getting too technical, the study measured the nitrogen saturation of tissues that become quickly filled with nitrogen, such as the spinal column. DAN ran a series of tests on divers who ascended at a rate of 30 feet/minute from repetitive dives to 80 feet. The results were fascinating:

  • A diver who ascended at a rate of 30 feet/minute without stops surfaced with his “fast saturation tissues” 60% saturated.
  • If the same diver made a safety stop of 5 minutes at 18 feet, these fast saturation tissues decreased to only 35% saturation.
  • If the same diver made an additional deep stop of 5 minutes at 48 feet, he surfaced with his fast saturation tissues further decreased to only 25% saturation.

Making deep stops and safety stops, even on dives within the no-decompression limits (dives that do not require decompression stops), will significantly reduce the amount of nitrogen in a diver’s body upon surfacing. The less nitrogen in his system, the lower the risk of decompression sickness. Making deep and safety stops makes sense!

The Final Ascent Should Be the Slowest

The greatest pressure change is near the surface. The more shallow a diver is, the more rapidly the surrounding pressure changes as he ascends. A diver should ascend most slowly from his safety stop to the surface, even more slowly than 30 feet per a minute. Nitrogen in a diver’s body will expand most quickly during the final ascent, and allowing his body additional time to eliminate this nitrogen will further reduce the diver’s risk of decompression sickness.

The Take Home Message About Ascent Rates and Scuba Diving

Divers should slowly ascend from all dives to avoid decompression sickness and AGE. Mastering a slow ascent requires good buoyancy control and a method of monitoring the ascent rate (such as a dive computer or timing device and depth gauge). In addition, making a safety stop at 15 feet for a minimum of 3 minutes during every ascent, and deep stops when appropriate, will further reduce the amount of nitrogen in a diver’s body upon ascent, which reduces his risk of decompression sickness.


 Diver’s Alert Network (DAN) Article, “Haldane Revisited: DAN Looks at Safe Ascents” by Dr. Peter Bennett, Alert Diver Magazine, 2002.

Dangers Of Ascending Too Quickly While Diving

Divers are constantly warned about the dangers of ascending too quickly. But what exactly happens if you ascend too fast while diving? If you ascend too quickly, you may experience a condition known as decompression sickness, or “the bends.” Decompression sickness occurs when dissolved gases come out of solution in your body tissues and form bubbles. These bubbles can cause pain, paralysis, and even death. Symptoms of decompression sickness include joint pain, dizziness, nausea, and paralysis. If you experience any of these symptoms, you should immediately stop diving and seek medical attention. Decompression sickness is a serious condition that can be fatal if not treated immediately. If you are diving, be sure to ascend slowly and carefully to avoid this potentially life-threatening condition.

Diverging too quickly may cause ear trauma, jeopardize your dive buddy, set your dive depth too high, or lead to the bends. There is no fixed descent rate, so you and your buddy must decide. The following are some of the most common reasons for descending too quickly. Squeezes are performed on the ears, sinuses, and masks. The fundamentals of descending should be learned as part of your Open Water Course. Remember the “5-Step” procedure with the acronym S.O.R.T.E.D.? When you descend too quickly, you may lose control of your buoyancy.

When scuba divers perform an improper exercise, they can pass out underwater as well. It is critical to return to the surface as safely as possible, both for yourself and for the other divers around you. It is possible to violate any of these safety rules by rapidly descending underwater, resulting in minor to major issues. These are ten diving tips for beginners to make descending easier and avoid descending too quickly while scuba diving. When you’re overweight, it’s easy to sink. When you dive with someone you’ve known, you’ll get to know them as well as their strengths and weaknesses. Divers must always keep their dive depth in mind – it is important not to descend too quickly and fall below the dive depth limit.

In some cases, people struggle with equalizing ears, even pro scuba divers. If you have a cold or flu, you should never dive unless you are completely congested. When descending, keep it simple and keep your speed down to allow for enough time to equalize and be in control. Before diving, you should make sure that you have diving insurance that covers you in the event that you become ill or hurt. Too fast descending can cause ear, sinus, and mask squeezes, loss of a friend, or descend too far or even beyond your limits. During dive, stay in control, keep your ear volume equal, and stay close to your dive buddy so they don’t become fatigued.

When you’re ready to get out of the plane, raise your hands and thrust your feet up. Put your inflator hose in your left hand and hold it there until you can get out of the plane. The best way to get started is to begin slowly and continuously releasing air from the BCD. In this case, your BCD will not expand excessively and will not pull you up too quickly.

Air spaces in our ears can be squeezed out by descending too quickly. As pressure changes, it is necessary to descend at a slower rate in order to allow air spaces to fill, such as our ears and masks.

What Happens If You Ascend Too Fast Underwater?

If you ascend too fast underwater, you can get what is called an arterial gas embolism. This is when a bubble of gas gets into your artery and blocks the flow of blood. This can cause a stroke or even death.

Deep-water diving certification necessitates extra training, which must be completed by certified divers. Because of the difference in pressure, it is more difficult for your body to withstand deep diving than shallow diving. Decompression sickness can occur if you dive too quickly after a deep dive. The disease can cause extreme pain and even death. Recreational divers are usually required to be taken to a facility with a hyperbaric chamber in an emergency. Don’t deep dive with a joint injury: nitrogen bubbles can cause joint swelling, making it difficult to walk. Because of changes in cabin pressure, the best thing to do after diving is to wait at least 24 hours before flying.

How Fast Should You Ascend While Diving?

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The U.S. Navy and the National Oceanic and Atmospheric Administration (NOAA) recommend a rate of 30 feet per minute, while the Recreational Diving Training Agency (RDTA) recommends between 30 and 60 feet per minute. You should be well prepared to ascend your mountain, regardless of the climbing rate you choose.

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How fast is too fast to climb Mt. Everest? A few organizations have stated a climbing speed of 30 feet per minute or more. Decompression sickness can occur when the body’s tissues swell during a rapid ascent. When diving, the most important equipment you should always carry is a timing device. Look for large bubbles, and speed up the process. If a diver’s descent is so rapid, his lungs may become overpoppopulated, causing them to collapse. Decompression illness is significantly reduced when you maintain a slow ascent rate.

When a diver makes a deep stop based on his dive profile, his nitrogen levels will be significantly reduced. Divers should gradually ascend from all dives to avoid the risk of decompression sickness and AGE. Pressure surrounding a scuba diver rises rapidly as he ascends as he gets deeper into the water. If you make a safety stop at 15 feet for at least 3 minutes on every ascent, and deep stops when necessary, you will reduce nitrogen levels in your body while ascending.

The Dangers Of Nitrogen Narcosis

When diving, nitrogen narcosis must be considered. Nitrogen narcosis can occur when a diver rapidly ascends during diving, causing tissue and nerve damage. When bubbles are present in the brain, a diver may experience paralysis or death. This condition will develop if you ascend at a slow pace.
Divers rely on dive computers to track their climbing rates because they can see how fast they climb. You should not, however, climb at a rate of 9 meters per minute above sea level. This is a measurement of 0.3 meters per second.

Why Do Divers Need To Ascend Slowly?

A scuba diver should ascend to the surface at a rate of about 30 feet per minute, or about 30 feet per second. It is common for nitrogen to be released from a diver’s body more quickly during the final ascent, and allowing his body to remove it for an additional few days after the ascent will help to reduce his risk of being poisoned by decompression.

Divers should gradually ascend from any dive if they are suffering from decompression sickness or age. The majority of helium is used in a breathing mix to reduce nitrogen and oxygen levels below the air’s surface. Divers can dive to a depth of up to 18 meters or 60 feet with open water training. Recreational scuba diving is permitted at depths ranging from 40 meters to 130 feet. The term “deep dive” is defined by technical diving as a dive that was less than 60 meters (200 feet) deep. A safety stop of 15 feet/ 5 meters is recommended for 3-5 minutes during scuba diving. A safety stop allows the diver’s body to remove any extra nitrogen from the body before reaching the summit.

What Happens If You Dive Too Deep

As you descend, water pressure rises and the volume of air in your body decreases. If the ear canal ruptured, there could be sinus pain or other problems. On the ascend, the pressure of water drops and the volume of air in your lungs rises. You may experience a rupture of the air sacs in your lungs, which will make it more difficult to breathe.

How deep could I dive? Divers must overcome a variety of obstacles in order to survive in water. Most of us are able to crush our lungs, sinuses, and middle ear. At the rate at which humans crush bones, they crush them at 11159 kg per square inch. A point as deep as this is three times the depth of the ocean. The Pressure Suit, which traps gases as well as the diver, is a type of underwater breathing device. As the pressure of the suit falls, the volume of gas inside it decreases, making it impossible for a diver to survive.

As they descend, dry suit divers learn to add gas to their suits to prevent them from becoming too tight. This diver is only likely to be crushed if the water in their body solidifies. The effects of temperature and pressure on liquids are determined by the kinetic-molecular theory. It has been suggested that it is theoretically possible to apply enough pressure to a liquid to make it solid. Water remains in liquid form even at extremely low pressure or bar level. As a result, under such high pressure, the human body would not solidify.

It is critical to remember that as the water pushes in on the person’s body, any space that has been filled with air will collapse. It is therefore critical that diving within 33 feet (10 meters) of a safety stop be done with caution. Safety stops are commonly associated with this depth, but they should be regarded as standard procedures for any scuba dive. As you dive below this depth, keep a close eye on your air supply because water can fill the lungs back up again, potentially filling them with air. Divers can reduce the risk of decompression sickness by using safety stops when diving.

What Happens If You Go Really Deep In The Ocean?

The pressure of the water under your feet is greater as you go deeper into the water. A decrease in elevation causes an increase in atmospheric pressure due to a decrease in elevation of 33 feet (10.06 meters).

How Long Can Humans Stay Underwater?

What is the record for the most number of hours spent underwater (total time)?
The longest period spent underwater for a human was 31 days, set by Fabien Cousteau in 1965, in the Aquarius laboratory.

What Is It Called When You Dive Too Deep?

Jacques Cousteau coined the term “the rapture of the deep” in his book “The Silent World.” The Martini Effect refers to the fact that you experience a one-shot effect when you drink one martini for every ten meters/30 feet above sea level. Nitrogen narcissism is also known as ‘getting fatigued,’ and is a common term for diving.

Commercial Divers: How Deep Can You Dive Without Decompression?

Divers may also make a shallow decompression dive in commercial waters because logistically, doing a single deco dive to carry out a task is more cost-effective than doing multiple no-stop dives. Can we dive below the ocean? If yes, how deep? There is no way to stop diving to 130 feet unless you stop at a certain point.

How Deep Is Too Deep For A Human?

Herbert Nitsch set the record for the deepest single breath distance in 2007, when he measured 702 feet (214.9 meters). In addition, he holds the record for the deepest dive without oxygen, which he achieved at a depth of 831 feet (253.2 meters), but suffered a brain injury as he approached.

Scuba Diving Ascending And Descending

When scuba diving, it is very important to be aware of your surroundings and to know how to properly ascend and descend. If you are not careful, you can easily injure yourself or another person. When ascending, you should always go up slowly and evenly. If you ascend too quickly, you can get what is called “the bends.” This is when the nitrogen in your body expands and can cause serious pain and even death. When descending, you should also go down slowly and evenly. If you descend too quickly, you can get what is called “air embolism.” This is when air bubbles get into your bloodstream and can cause serious pain, paralysis, and even death.

Because of the risk of squeezing out air spaces, we must descend slowly when descending. In addition, we must keep our descent within the boundaries of our precious environments. Diver’s best option for orienting themselves is to use a compass. The last step is to deflate your buoyancy compensated device (BCD) and descend. The BCD will slowly sink as you exhale and deplane. If you’re not sinking, make sure you’re properly weighted. A good rule of thumb is to equalize your ears once on the surface before descending to aid in the preparation of subsequent equalizations.

Decompression Sickness: A Condition Caused By Releasing Compressed Nitrogen Gas

Compression sickness is an illness that occurs when the body expels compressed nitrogen gas. It can cause dizziness, nausea, and a rapid heartbeat in addition to headaches, nausea, and dizziness.

Why Can’t Scuba Divers Surface Quickly

When scuba divers are underwater, they are constantly using up the air in their tanks. If they were to surface quickly, they would use up all their air and would have to swim back to the surface slowly, which could be dangerous.

Nitrogen that has been absorbed into their bodies’ tissues at a depth will not be able to be removed in a safe manner. scuba diving may suffer serious consequences, including Decompression Sickness (DCS or the bends), Nitrogen Saturation, reverse squeezes, and even boat strikes. It is a serious scuba diving injury caused by compression sickness. This condition can cause severe tissue loss, as well as extremely painful symptoms. When scuba divers surface quickly, the alveoli in their lungs can rupture, causing the lungs to collapse (pneumothorax). Bubbled blood can enter the diver’s bloodstream through this procedure. Diver’s Alert Network (DAN) is a service provided by the Diver’s Alert System (das), and divers are typically covered.


An ascending scuba diver performed a nitrogen saturation experiment by ascending at 30 feet (9 meters) per minute for a period of 24 hours. Divers who did not make a safety stop experienced a rapid saturation rate. As you get higher, pressure in your middle ear can cause it to rupture, which can be excruciatingly painful. You’re unlikely to go back in the water unless something goes wrong. When our bodies’ airspaces differ in pressure, the pressure between the two tissues changes, resulting in spastic movement of our skin. To reduce the risk of serious issues such as decompression sickness, AGE, and boat strikes, scuba divers should not surface too quickly. You should always be insured while scuba diving with a good scuba diving insurance company in order to be covered if you surface too quickly or suffer a medical emergency.

Divers And The Dangers Of Decompression Sickness

Divers must adjust to the changes in pressure as they come back to the surface after a long dive. Gases are formed as pressure drops, and bubbles form. These bubbles can form in the blood and other tissues, causing illness known as “the bends.” Bubbles form in the brain when water rises too quickly after diving, causing paralysis or death as a result.

Final Thoughts Scuba Diving

Final thoughts about scuba diving are that it is an amazing activity that allows you to explore the underwater world in a safe and fun way. Scuba diving is a great way to meet new people and see new things. It is important to be safe when diving, and to always follow the dive master’s instructions.

Breathing underwater is one of the most fascinating and unique experiences ever devised. An inhalation or exhalation is a rhythmic melody that can be heard throughout the body. Every time you dive, you hope to discover some new species that you haven’t seen before. Once it has cast its spell, the sea has one in its custody for the rest of its life. Surfers and scuba divers are two of the most passionate supporters of ocean conservation. The reward from diving can change your life, but investing time and money in diving can also pay dividends. When a human is born, he takes on the weight of gravity on his shoulders.

Despite this, the human body exists beneath the surface and is free to move. The only sounds we make are hiss exhalations and parrot fish eating. When you scuba dive, you are not only putting yourself in danger, but you are also engaging in a hazardous sport. Playing Russian roulette with a loaded.50 cal pistol is analogous to playing Russian roulette with a loaded.50 cal pistol without any formal training. There is a complex mix of these emotions, as well as the constant presence of terror.

Why Do You Feel Weird After Diving?

Persistent dizziness and nausea after coming out of a dive can be caused by a variety of factors, including brain and ear issues such as inner-ear decompression sickness (DCS), inner-ear barotrauma, or stroke. It is more likely to be caused by the dive when symptoms appear as soon as the dive ends.

Vomiting While Scuba Diving

If you vomit during scuba diving, your scuba tank’s air pressure will be forced through your regulator and out of your mouth. You will be able to expel vomit from your stomach and lungs if you do this. If you do not wear a BC, vomit will return to your tank and you will be submerged in it.

How Would You Describe Your Scuba Diving Experience?

Being underwater is such a sensory experience that diving has a completely different feel than playing in a pool. The intensity of your hearing, seeing, and feeling all becomes clear. Breathing is practiced in a systematic manner. As a result, you become aware that each breath intake has a direct relationship with your movements.

Scuba Diving: The Closest Thing To Flying

There are numerous advantages to scuba diving. Underwater, it is simple to move around while feeling a part of the marine world. Furthermore, diving is the closest thing to flying that a person can get. If you don’t have to deal with gravity, you don’t feel like you’re going to fall into it.

Why Do I Panic When Scuba Diving?

Diving stress, which causes panic, falls into one of two categories: physical or psychological. A poorly fitting wetsuit, uncomfortable equipment, hypothermia, overexertion, a leaking mask, a free flow regulator, and the loss of a diving piece can all be factors in causing physical stress.

Diving For Mental Health Benefits?

Divers may be an effective tool for relieving depression, anxiety, and social anxiety. Researchers from the University of Sheffield’s Medical School discovered that diving could affect levels of anxiety, depression, and social functioning. Diving has been shown to help people with social dysfunction and depression in addition to improving their quality of life. Speak with your doctor if you’re interested in gaining mental health benefits.

Planned Dive Depth Limit

Divers with technical expertise can dive to depths ranging from 170 feet to 350 feet, sometimes even deeper, according to industry standards.

During your scuba training, you learn a specific set of skills that will aid you in diving safely. Because of the difficulty of breathing, most inexperienced divers will not reach this NDL in less than 55 minutes on air (Padi tables). Nitrogen malnutrition is extremely rare, with a height of 60 feet or less. The maximum recreational depth for a Deep Diver is 130 feet. It is your responsibility as a scuba diver to plan your dive with your dive buddy; there are no scuba cops on the scene. Quality training can help to prevent these minor issues from becoming major ones. The PADI Deep Diver course is the only one that is required. If you are eager to see something unique at a deeper level, stay within your comfort zone, and don’t take any risks, you will find a lot of pleasure in diving at such a deeper depth. The more you do, the deeper you get; if you want to learn more, invest in additional training.

The 130 Foot Diving Limit

As recreational diving grew in popularity, the depth at which a diver could dive was limited. When scuba diving first gained popularity in the 1970s, it was restricted to 130 feet of depth. Most wrecks and caves could be found at depths of 130 feet or lower. To explore and explore these sites further, scuba divers must first obtain a technical certification, such as the PADI Open Water Diver or the NAUI Open Water Diver. AOWD, or Advanced Open Water Diver, is a certification that allows divers to dive to depths of 30 meters (100 feet). Divers with this certification can dive at a maximum depth of 100 feet in addition to the PADI Open Water Diver and NAUI Open Water Diver certifications.

Rapid Descents

A rapid descent is a very steep or precipitous fall, typically of something large. For example, an avalanche is a rapid descent of snow and ice down a mountainside.

There were no injuries when the plane descended quickly after leaving the runway. There were no reported injuries during the landing, and only one minor injury occurred. In the event of a rapid descent, it is possible that the lift will be unable to reach the destination and that the user will be injured. The system failed to withstand shock stress as a result of rapid descent and transition into parachute mode, and it began to disintegrate as a result. Only a few dozen men survived when the Titanic sank between 03:45 and 03:45 on April 15, 1912, and there were only a few dozen survivors when the ship sank between 03:45 and 03:45 on April 15, 1912. A steep spiral is the inspiration for the show’s name, which refers to the rapid descent of an aircraft from a high altitude. During the day, sharks have a pattern of steady swimming, whereas at night, they have a pattern of slow ascents and descents.

Emergency Descents: How They Work And What To Expect

A controlled descent occurs at a rate that is slightly faster than that of a standard descent. This maneuver may be required in the event of an uncontrollable fire, a sudden loss of cabin pressurization, or any other situation requiring an immediate and rapid descent.
A commercial airliner may fly over 8,000 feet in a single minute if necessary. At that rate, you’d need to descend from 35,000 feet in 3 minutes or less.

Source https://scubaboard.com/community/threads/if-you-ascend-too-fast.430896/

Source https://www.liveabout.com/maximum-safe-ascent-rate-scuba-diving-2963060

Source https://www.desertdivers.com/dangers-of-ascending-too-quickly-while-diving/

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