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Jay Shetty Podcast

Gary Brecka: Sitting All Day Can Lead To EARLY DEATH (Watch THIS If You Have A Desk Job)

Today, Jay is joined by Gary Brecka, the Co-Founder and Chief Biologist of 10X Health and the founder of The Ultimate Human.

Gary BreckaguestJay Shettyhost

Apr 1, 20241h 9mWatch on YouTube

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CHAPTERS

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Chapter summaries

Life insurance data and predicting lifespan to the month
Gary Brecka explains how large life insurance databases can predict an individual’s mortality with surprising precision when they include years of medical records and demographic data. He contrasts this closed-loop outcome tracking with typical clinical care, where providers often don’t see long-term results after treatment.
- •Gary says insurers could estimate how long someone had to live “to the month” using long-term records and demographics
- •He describes how insurers uniquely track date, time, location, and cause of death for vast numbers of people
- •He argues this kind of outcome data can reveal diagnostic and treatment mistakes
- •He frames mortality prediction as identifying when comorbid processes converge and risk rises sharply
Mortality, hypoxia, and “modifiable risk factors”
Gary describes death as ultimately tied to hypoxia—insufficient oxygen to the brain—and says insurers modeled people’s ability to manage oxygen. He shares that many poor outcomes were linked to modifiable risk factors, often involving missing basic nutrients and correctable imbalances.
- •Gary says humans ultimately die from hypoxia (lack of oxygen to the brain)
- •He describes using a “hypoxic curve” approach tied to blood markers and deficiencies
- •He emphasizes that many drivers of early decline were modifiable risk factors
- •He says nutrient deficiencies often underlie anemia, D3 deficiency, and hormone imbalance
Oxygen and emotional states: why mood can feel constrained
Gary connects oxygen availability to neurotransmitter chemistry and claims elevated emotional states require a stronger oxidative state. He links emotional state to memory access via the amygdala and hippocampus, arguing that sustaining better physiology may help sustain better moods.
- •Gary describes moods as neurotransmitter “collections,” often involving oxygen presence
- •He claims low-tier emotional states require less oxygen than elevated states
- •He explains the amygdala as the gateway to the hippocampus and ties emotional state to memory access
- •He argues many people can briefly elevate mood with practices but quickly drop back due to physiology and deficiencies
Sedentary lifestyle, shallow breathing, and mitochondrial energy decline
Jay asks how to get more oxygen to the brain, and Gary argues sedentary living drives shallow breathing and lower oxidative state. He connects reduced oxygen to impaired mitochondrial energy production, poorer detox/repair, and greater susceptibility to disease.
- •Gary calls sedentary lifestyle a leading cause of all-cause mortality and compares it to smoking
- •He explains shallow breathing can recycle “expired air,” increasing CO2 and lowering blood oxidative state
- •He links low oxidative state to reduced mitochondrial energy output and impaired cellular repair
- •He names movement and breathwork as basic ways to improve oxygenation
Breathwork basics: fewer, deeper breaths and a daily routine
Gary describes using Wim Hof–style breathing and contrasts frequent shallow breathing with slower, deeper breaths that engage more lung capacity. He outlines his personal morning practice and explains why breath holds and CO2 buildup matter in his framework.
- •Gary says deeper, longer, less frequent breathing is preferable to quick shallow breathing
- •He describes an exercise comparing typical breath counts per minute with four deep breaths
- •He shares his routine: three rounds of 30 deep breaths with an exhale hold on the 30th breath
- •He argues CO2 buildup supports vasodilation and that the practice is free and portable
Making breathwork practical: travel habits and normalizing movement
The conversation becomes practical and light as Gary describes doing breathwork and air squats while traveling, including on planes. Jay and Gary discuss the idea of adding exercise options on aircraft and how community participation can spread these practices.
- •Gary shares doing breathwork in hotel rooms and airplane bathrooms during long flights
- •He describes pairing air squats with deep breathing on the hour while traveling
- •Jay and Gary joke about and discuss the concept of “gyms on planes”
- •Gary recalls organizing a group breathwork session on a flight
Mental health, neurotransmitters, and nutrient-driven “mental fitness” framing
Jay asks about mental health and vitamin deficiencies, and Gary argues many mental health conditions are poorly understood and sometimes treated without addressing underlying biochemistry. He explains anxiety and fear through catecholamines and traces neurotransmitters back to amino acids and gut processes.
- •Gary says many mental health disorders are defined one way and treated another way
- •He describes anxiety as elevated catecholamines that can create fear without an external threat
- •He explains that neurotransmitters are derived from amino acids and many are made in the gut
- •He argues deficiencies in raw materials could be misread as psychiatric conditions while still affirming therapy and that meds can work in some cases
Sleep, catecholamines, and gene-related downregulation (COMT)
Gary describes a common pattern where the body is exhausted but the mind stays awake, tying it to excess catecholamines and a COMT-related impaired breakdown pathway. He claims certain methylated B-vitamin inputs can support downregulation of these neurotransmitters, reframing some “disorders” as fixable deficiencies.
- •Gary describes the “body tired, mind awake” sleep pattern as catecholamine-driven
- •He introduces COMT as a gene involved in breaking down catecholamines
- •He claims methylated B-vitamin complexes can help provide raw materials for downregulation
- •He argues labels like generalized anxiety or mood disorder can sometimes mask correctable physiology
Supplements and the ‘missing nitrogen’ problem: why data comes first
Using a plant/soil analogy, Gary argues many people guess at supplements rather than identifying the true deficiency. He recommends getting blood and genetic data to find the “missing raw material” before stacking popular supplements.
- •Gary compares human health to plant care: fix the soil deficiency rather than treating the leaf
- •He says people often take many supplements without identifying the real deficiency
- •He mentions reviewing a set of blood biomarkers and looking at specific actionable genes
- •He emphasizes testing to avoid ‘aimless’ trial-and-error with health routines
Brain fog through the oxygen chain: red blood cells, hormones, and sleep meds
Jay brings up brain fog, and Gary ties perceived energy to blood oxygen delivery. He walks through a chain from red blood cells and hemoglobin to hormone signaling, and warns that some sleep medications may blunt the brain’s response to low oxygen at night.
- •Gary says feeling low energy is physiologically tied to low oxygen in the blood
- •He connects oxygen transport to red blood cells and hemoglobin production in bone marrow
- •He describes a hormone-linked pathway involving testosterone, DHEA, and vitamin D3 in his model
- •He claims some sleep aids can block the brain’s ‘alarm’ response to low oxygen, leading to grogginess he attributes to prolonged low oxygen during sleep
Pre- and postpartum physiology: estrogen shifts and the MTHFR/folate conversion issue
Jay asks about women preparing for and recovering from birth, and Gary describes large hormonal swings during pregnancy and postpartum. He highlights MTHFR-related conversion issues, argues folic acid is useless until converted to methylfolate, and ties improper supplementation to miscarriage risk and mood symptoms in his framing.
- •Gary describes pregnancy-related estrogen changes and postpartum sensitivity to hormone ratios
- •He says MTHFR mutations can increase miscarriage frequency, citing their clinic OBGYN’s experience
- •He explains folic acid must be converted to methylfolate to be usable
- •He claims high-dose folic acid in women who can’t convert it can worsen outcomes, including symptoms labeled as postpartum depression that may ease when prenatal vitamins stop
Inherited deficiencies vs inherited diseases: shifting the diagnostic lens
Gary argues families often pass down deficiencies (via gene variants affecting conversion pathways) rather than specific diseases. He applies this to anxiety, hypertension-like patterns, and thyroid conversion issues, emphasizing that identifying and correcting deficiencies can change outcomes.
- •Gary says people rarely pass diseases directly but do pass conversion-related deficiencies
- •He describes a pattern-based way to distinguish trigger-based fears from non-specific, recurring anxiety
- •He claims familial patterns like hypertension and hypothyroid states can reflect underlying conversion problems
- •He reiterates that focusing on what’s happening ‘within’ the body can redirect treatment efforts
Tap water and plastics: fluoride, chlorine absorption, and cumulative exposure concerns
Jay asks about tap water and plastic bottles, and Gary argues tap water contains unwanted substances and should be filtered before consumption. He discusses fluoride and chlorine exposure, describes a simple chlorine absorption demonstration, and frames plastics (including BPAs) as hormonally active in his view.
- •Gary says tap water commonly includes fluoride, chlorine, microplastics, and other contaminants
- •He points to toothpaste warning labels as part of his fluoride risk argument and references a 2023 report he describes on fluoride and IQ
- •He describes a demonstration where chlorine appears to be absorbed through skin in about a minute
- •He describes BPAs as synthetic estrogens and argues plastics and can linings can leach compounds, especially with acidic foods
Final Five: purpose, advice, and a rule for the world
Jay closes with the show’s rapid “Final Five,” prompting Gary to give brief personal answers about advice, values, and purpose. Jay then wraps with a call to share takeaways and commit to one small habit experiment for seven days.
- •Gary says the best advice he’s received: grow your purpose to shrink your problems
- •He names the worst advice as “You’re perfect the way you are”
- •He says he used to value wealth but doesn’t anymore, and defines his purpose as God-given
- •He proposes a universal law: pause before you speak

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