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This Breathing Technique Will TRANSFORM Your Health In DAYS | James Nestor

| 12 products mentioned
Rich Roll Rich Roll host
James Nestor guest
Watch on YouTube breathing techniques sleep optimization chronic disease prevention airway health co2 and oxygenation mouth taping adhd and sleep

Renowned breathing expert James Nestor reveals how dysfunctional breathing patterns—primarily caused by industrialized soft foods and poor posture—are driving modern chronic disease epidemics. Through his Stanford self-experiment and decades of research, Nestor demonstrates that nasal breathing and proper diaphragmatic technique can reverse conditions like asthma, sleep apnea, hypertension, and potentially even ADHD symptoms within days, challenging conventional medical assumptions about these "incurable" conditions.

Key takeaways
  • Modern industrialization introduced soft, processed foods that eliminated the need for chewing, preventing proper jaw and mouth development; 90% of people now have malocclusion (crowded teeth and undersized mouths) compared to virtually none in pre-industrial populations.
  • Mouth breathing creates a chronic stress response by triggering shallow, rapid chest breathing that depletes CO2 levels, causing vasoconstriction and paradoxically reducing oxygen delivery to cells despite higher oxygen intake.
  • The Stanford breathing experiment showed that just 10 days of forced mouth breathing caused 1,300% increase in snoring, development of sleep apnea, 13-point blood pressure spike, and complete recovery within 48 hours of switching to nasal breathing.
  • Sleep-disordered breathing affects 70-80% of children diagnosed with ADHD, and many show complete symptom resolution within weeks of correcting breathing patterns, suggesting a structural/respiratory root rather than purely neurological cause.
  • Indoor CO2 levels above 1,500 parts per million significantly impair cognitive function and lower test scores; most schools, hotels, and offices operate at dangerous levels due to sealed windows and recycled air systems.
  • Proper breathing technique requires becoming an obligate nasal breather through gradual daytime practice (starting with 10-minute sessions with sleep tape) before attempting advanced breathwork practices like Wim Hof method.

Recommendations (6)

"This brand these made by Arinet. I have nothing to do with there. I'm not getting any money from this. These are the most accurate cuz we tested it against a very uh robust and accurate machine."

James Nestor · ▶ 29:25

Nasal Strips recommends

"These are great training wheels. So, I I think these things are awesome, especially at the beginning there... they can allow for about 30% more airflow, can really, really help."

James Nestor · ▶ 1:17:53

sleep tape recommends

"The sleep tape thing can work for you. You have to go low and slow for a number of weeks before you really can adapt to this. Once you get over that hump, I've found it becomes an essential part of..."

James Nestor · ▶ 1:17:07

bouteco techniques recommends

"If you're really dedicated and you really want to get a handle on it, you could explore bouteco techniques. For long-term stuff, I think that bouteco techniques have been shown to be very effective."

James Nestor · ▶ 1:48:16

SnoreL recommends

"First thing you're going to do, you're going to download an app. I have nothing to do with these apps. I don't get any money from them. They are free. SnoreL or there's one called Snore Clock."

James Nestor · ▶ 2:11:01

Snore Clock recommends

"SnoreL or there's one called Snore Clock and you place your phone near your bedside. It can be in airplane mode and it records you throughout the night."

James Nestor · ▶ 2:11:07

Mentioned (6)

CPAP machine "And CPAPs work. They absolutely work. 50% of people aren't going to use them after a few months, ..." ▶ 54:51
Baby Led Weaning "But check out baby led weaning. You know, to go from breastfeeding to to actually chewing, mastic..." ▶ 11:05
Sleep Apps "Just there there are a few apps that are free that you can do this. You put your phone in there. ..." ▶ 1:08:39
Wim Hof Method
Wim Hof Method "Wim Hof method is around 30 very deep, very fast breaths, through the mouth, through the nose, it..." ▶ 1:27:55
holotropic breathing "Holotropic breath works a little more logistical than that. It's 3 hours. Do the three-hour one i..." ▶ 1:28:23
bolt test "There's a simple and easy way also to test your CO2 tolerance called the bolt test. I'm going to ..." ▶ 2:12:28