Pushing The Limits Of Extreme Breath-Holding

Veritasium
30 Sept 202318:39
EducationalLearning
32 Likes 10 Comments

TLDRThe video script features an exploration of breath holding with expert Brandon Birchak, who aims to hold his breath for the entire video duration. Brandon, a leading authority on breath work, cautions viewers against attempting such feats without training. The video delves into the science behind breathing, explaining how the body uses oxygen and the role of CO2 in regulating breath. It also discusses techniques to extend breath-holding time, such as maximizing oxygen intake, minimizing CO2 production, and utilizing the mammalian dive reflex. Brandon shares his BOLT score method to gauge lung capacity and demonstrates lung packing to increase air storage in the lungs. The importance of relaxation and mental focus during breath holds is emphasized, with suggestions like mantras and gratitude exercises to manage the urge to breathe. The video concludes with the record-breaking breath-holding achievements of individuals like Branko Petrovic and Brandon's own experiences, highlighting the physiological and psychological challenges involved in breath holding.

Takeaways
  • 🧘 Breath holding is a skill that can be learned and improved with practice, as demonstrated by Brandon Birchak, an expert in the field.
  • 🚫 Never attempt to hold your breath for extended periods without proper training, as it can be dangerous.
  • 🧠 The human body needs oxygen to produce ATP, the molecule that delivers energy to cells, and our breathing rate is controlled by chemoreceptors.
  • βš–οΈ The balance of CO2 and O2 in the blood is crucial for regulating the urge to breathe, with CO2 playing a more significant role in this process.
  • πŸ’‘ Hyperventilating before going underwater is counterproductive as it makes the blood more alkaline and can lead to a lack of oxygen before the urge to breathe is felt.
  • 🏊 Maximizing breath hold time involves increasing oxygen levels in the body and decreasing the rate at which it is consumed.
  • πŸ“ The BOLT score (Body Oxygen Level Test) measures how long one can hold their breath before feeling the first urge to breathe.
  • 🀸 Physical characteristics like lung capacity and being tall and skinny can naturally enhance one's ability to hold breath.
  • 🫁 Techniques such as lung packing can increase the amount of air stored in the lungs, which can extend the time one can hold their breath.
  • πŸ§˜β€β™‚οΈ Relaxation and reducing oxygen consumption, facilitated by the mammalian dive reflex, are key to extending breath hold duration.
  • 🧠 The brain uses a significant portion of the body's oxygen supply, so reducing mental activity can help preserve oxygen during a breath hold.
  • πŸ•’ Psychological strategies, such as mantras or going through the alphabet with gratitude, can help manage the urge to breathe and extend the breath hold time.
  • ⏱️ Records for breath holding can be significantly extended by pre-breathing with pure oxygen, although this method has risks and should only be done with proper knowledge.
  • 🎭 Brandon and his wife pioneered an active underwater performance that lasts for 10 minutes, showcasing the extreme limits of breath holding and its potential for artistic expression.
Q & A
  • What is the significance of Brandon Birchak's breath holding attempt in the video?

    -Brandon Birchak, a world expert in breath work, attempts to hold his breath for the entire video to demonstrate and educate viewers on the techniques and physiology behind breath holding without encouraging them to try it at home due to its potential risks.

  • How does the human body regulate breathing?

    -Breathing is regulated by the autonomic nervous system using chemical sensors called chemoreceptors, which detect levels of CO2 and O2 in the blood. An increase in CO2 makes the blood more acidic, signaling the body to breathe and expel CO2, while low O2 levels detected by chemoreceptors in the carotid arteries also contribute to the regulation of breathing.

  • Why is hyperventilating before going underwater a bad idea?

    -Hyperventilating expels a lot of CO2 from the body, making the blood more alkaline. This reduces the immediate urge to breathe but does not increase the amount of oxygen in the blood. As a result, more CO2 must accumulate before the urge to breathe returns, which can lead to the brain running out of oxygen and a person blacking out underwater.

  • How can one maximize the time they can hold their breath?

    -To maximize breath hold duration, one needs to optimize the amount of oxygen in the body before starting and minimize CO2. Additionally, reducing the rate at which oxygen is used up during the breath hold is crucial, which involves being relaxed to decrease oxygen consumption by muscles.

  • What is the BOLT score and how is it measured?

    -The BOLT score stands for Body Oxygen Level Test. It measures the number of seconds a person can hold their breath before feeling the first urge to breathe, starting with a big inhale followed by a full exhale.

  • What is lung packing and how does it help in breath holding?

    -Lung packing is a technique where, after taking a full deep breath, a person continues to take little sips of air to pack more air into the lungs. This increases the amount of air and hence oxygen stored in the lungs, which can extend the duration of a breath hold.

  • How does the mammalian dive reflex help in reducing oxygen consumption?

    -The mammalian dive reflex is a physiological adaptation in mammals that helps conserve oxygen when submerged in water. It triggers a slower heart rate, constriction of blood vessels in extremities, and the release of pre-oxygenated red blood cells from the spleen, all of which work to decrease the rate of oxygen use in the body.

  • What is the role of mental activity in oxygen consumption during a breath hold?

    -Mental activity, particularly from the brain, uses a significant amount of oxygen. During a breath hold, it's important to reduce mental activity to conserve oxygen. Using mantras, going through the alphabet, or other mental exercises can help distract the mind and reduce oxygen consumption.

  • How did Derek manage to extend his breath hold duration?

    -Derek was able to extend his breath hold duration by practicing with Brandon, who provided him with techniques to optimize his oxygen intake and minimize oxygen use. He also used mental strategies such as singing nursery rhymes and going through the alphabet to distract his mind and stay calm.

  • What is the current world record for static apnea, and who holds it?

    -The current world record for static apnea is held by Budimir Sobat, who managed to hold his breath for 24 minutes and 37 seconds after breathing pure oxygen.

  • What are the potential risks of breathing pure oxygen before a breath hold?

    -Breathing pure oxygen before a breath hold can be dangerous due to the risk of oxygen toxicity, especially if a diver goes beyond a depth of six meters. It is crucial to know what one is doing and to follow safety protocols to avoid health complications.

  • How did Brandon and his wife pioneer a new form of underwater performance?

    -Brandon and his wife created the first active underwater performance that lasts for 10 minutes. This involved choreographing and directing a piece while dealing with the challenges of communication and coordination underwater, which is a unique and complex task that had never been done before.

Outlines
00:00
🀿 The Art of Breath Holding with an Expert

Brandon Birchak, a leading expert in breath work, is featured attempting to hold his breath for an entire video. The video serves as both a demonstration and an educational piece on the intricacies of breath holding. It explains the importance of oxygen for cellular respiration and energy production, the autonomic control of breathing, and the role of chemoreceptors in regulating the rate of breathing. The dangers of hyperventilating before submersion are highlighted, and strategies to maximize breath-holding time are discussed, such as optimizing oxygen levels and minimizing CO2, as well as reducing the oxygen consumption rate. The concept of the BOLT score (Body Oxygen Level Test) is introduced as a measure of one's lung capacity and breath-holding ability. Physical attributes and techniques like lung packing that can aid in holding breath are also covered.

05:05
🧘 Balancing Oxygen and Relaxation for Longer Holds

The summary delves into the importance of relaxation in reducing oxygen consumption during a breath hold. It discusses the mammalian dive reflex, a physiological adaptation that conserves oxygen when submerged in water by slowing the heart rate and constricting blood vessels in extremities. The role of the spleen in releasing pre-oxygenated red blood cells is also mentioned. The significance of mental activity in oxygen usage is highlighted, and strategies to reduce mental oxygen consumption, such as using mantras and focusing on gratitude, are suggested. The psychological aspect of breath holding is emphasized, with advice on how to manage the urge to breathe and extend the breath hold duration by maintaining calmness and using distractions like singing nursery rhymes or going through the alphabet.

10:07
πŸŠβ€β™‚οΈ Training and Techniques to Extend Breath Hold

This section discusses advanced techniques for extending the duration of a breath hold. It covers the use of high altitude or low oxygen chambers to increase red blood cell production and the practice of breathing pure oxygen before a hold, which can significantly increase the time one can hold their breath. However, it cautions that breathing pure oxygen requires knowledge and safety measures to prevent oxygen toxicity. The video also mentions the record for the longest breath hold using pure oxygen and provides a glimpse into the preparation process for such a feat. The challenges of performing an active underwater performance for an extended period are also explored, emphasizing the physical and mental strain of breath holding for such durations.

15:08
🎭 The Underwater Performance and the Human Limits

The final paragraph outlines the complexities and challenges of performing an underwater performance that lasts for 10 minutes. It touches on the unique difficulties of choreographing and directing a performance without normal communication and the need to balance artistic vision with the physical limits of breath holding. The psychological experience of breath holding is explored, describing the sensations of increased CO2 levels, the narcotic effect of high CO2, and the disorienting loss of time perception. The physical experience of breath holding, including the management of lung volume and the euphoric feelings before the encroachment of CO2, is also detailed. The narrative concludes with a reflection on the balance between pushing limits and recognizing the body's signals, emphasizing the importance of knowing one's limits in such extreme activities.

Mindmap
Keywords
πŸ’‘Breath Work
Breath work refers to the practice of controlling and manipulating one's breath to achieve various physical and mental states. In the context of the video, it is a skill that Brandon Birchak, a world expert, demonstrates by holding his breath for an extended period, which is a central theme of the video.
πŸ’‘Chemoreceptors
Chemoreceptors are specialized cells that detect changes in the chemical composition of the blood, particularly levels of oxygen and carbon dioxide. They play a crucial role in regulating the breathing rate. In the video, they are mentioned as the brain's way of sensing when it's necessary to breathe, which is a key factor in breath holding.
πŸ’‘ATP (Adenosine Triphosphate)
ATP is the primary molecule used by cells as a source of energy. It is produced through the reaction of oxygen with glucose. The video explains that all cells in the human body need oxygen to survive and produce ATP, which is why breathing is essential.
πŸ’‘Autonomic Nervous System
The autonomic nervous system is a part of the peripheral nervous system that controls involuntary bodily functions, such as heart rate and digestion. In the context of the video, it is responsible for controlling the rate of breathing without conscious thought, which is fundamental to the discussion on breath holding.
πŸ’‘Hyperventilation
Hyperventilation is the act of breathing too quickly or deeply, which can lead to a decrease in the level of carbon dioxide in the blood, making it more alkaline. The video warns against this practice before going underwater, as it can delay the urge to breathe and potentially lead to unconsciousness.
πŸ’‘BOLT Score
BOLT stands for Body Oxygen Level Test, which is a measure of how long a person can hold their breath before feeling the first urge to breathe. It is used in the video as a way to gauge an individual's natural ability to hold their breath, which is a key aspect of breath holding.
πŸ’‘Lung Capacity
Lung capacity refers to the total volume of air that the lungs can hold. It is an important factor in breath holding, as a larger lung capacity allows for more oxygen to be stored. The video mentions that some people naturally have a greater lung capacity, which can be advantageous in breath holding.
πŸ’‘Lung Packing
Lung packing is a technique where, after taking a full breath, one continues to take small sips of air to further fill the lungs. This technique is mentioned in the video as a way to increase the amount of air stored in the lungs, which can extend the duration of a breath hold.
πŸ’‘Mammalian Dive Reflex
The mammalian dive reflex is a physiological adaptation that helps mammals conserve oxygen when submerged in water. It includes a slower heart rate and constriction of blood vessels in the extremities. The video discusses how this reflex can be beneficial for breath holding and how it is triggered by the coolness of water detected by the trigeminal nerve.
πŸ’‘Spleen
The spleen is an organ that plays a role in the immune system and also stores pre-oxygenated red blood cells. In the context of the video, it is mentioned that the spleen can release these cells into the bloodstream during the mammalian dive reflex, increasing the available supply of oxygen for the body.
πŸ’‘Oxygen Toxicity
Oxygen toxicity occurs when the amount of oxygen in the body exceeds what is needed, which can be dangerous and lead to harmful effects. The video discusses the risks associated with breathing pure oxygen before a breath hold, particularly for free divers who go beyond certain depths.
Highlights

Brandon Birchak, an expert in breath work, attempts to hold his breath for an entire video.

Breathing is controlled by the autonomic nervous system and is crucial for cell survival.

Chemoreceptors in the carotid arteries and brainstem regulate breathing based on CO2 levels in the blood.

Hyperventilating before submersion in water is dangerous as it can lead to a lack of oxygen and unconsciousness.

To maximize breath-holding time, one must optimize oxygen intake and minimize CO2 production.

The BOLT score measures how long one can hold their breath before the first urge to breathe.

Lung capacity varies, with some people naturally having a larger capacity to hold more oxygen.

Lung packing is a technique to increase the amount of air stored in the lungs.

Relaxation is key to reducing oxygen consumption during a breath hold.

The mammalian dive reflex is a physiological adaptation that conserves oxygen when submerged in water.

The spleen releases pre-oxygenated red blood cells to increase oxygen supply during a dive.

Mental activity consumes a significant amount of oxygen, so reducing brain activity can extend breath-holding time.

Using a mantra or mental exercise can help pass time and resist the urge to breathe.

Brandon achieved a breath hold of 2 minutes and 36 seconds after practicing with Derek.

Branko Petrovic holds the record for the longest breath hold at 11 minutes and 54 seconds.

High altitude training or low oxygen chambers can increase red blood cell count and oxygen carrying capacity.

Breathing pure oxygen before a hold can significantly extend the duration, but it's dangerous if not done correctly.

Brandon's record for a non-oxygenated breath hold is 10 minutes, which extends to 23 minutes with oxygen.

Budimir Sobat holds the current record for the longest breath hold at 24 minutes and 37 seconds after breathing pure oxygen.

Brandon and his wife pioneered the first active underwater performance lasting 10 minutes.

Transcripts
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