Audit a URL →

Sign in Sign up free

Loading…

Weekly · Sunday Morning

Five longevity claims.
Worth your time.
Every Sunday.

Last Sunday

Rapamycin extends mouse lifespan 9–14%
NAD+ precursors reverse aging in humans
Blue-light glasses improve sleep quality
Walking 10 min after meals blunts glucose
Verdict change — caffeine half-life downgraded

5 audits·1 verdict change·0 affiliate links·Every Sunday

Joining 1,247 readers — founders, MDs, and longevity-obsessed people who fact-check their own health decisions.

Browse

Decisions Claims Content Creators

Product

Audit a URL Sunday roundup API (soon)Pricing

About

FAQ Methodology Editorial Standards Corrections Press & brand RSS feed

Legal

Terms of Service Privacy Policy DMCA

Finally, something serious in this space.
Because we actually read the papers.

© 2026 Whalespan. Independent, evidence-graded longevity.

#76 – Kyle Kingsbury: Finding meaning, depression, and psychedelics — Whalespan

Content›Video›#76 – Kyle Kingsbury: Findin…

#76 – Kyle Kingsbury: Finding meaning, depression, and psychedelics

Peter Attia1h 42m · 2020-01-14

Claims Made

161

Claims Supported

92

Support Rate

57%

Support rate

92 of 161 claims supported

92 supported69 partial / not

Claims from this content

64

✓Well SupportedA logical starting dose for TRT is 100-120 mg per week, aiming for symptom relief and reasonable total and free testosterone levels.✓Well SupportedGrowth hormone prescription can foster rehabilitation and healing from orthopedic injuries, such as bicep tears, over an eight-week period.✓Well SupportedNasal breathing and an exhale duration twice the length of the inhale are recommended for calming breathing exercises.◐Partially SupportedKyle Kingsbury used Deca-Durabolin and testosterone for inflammation and well-being.Partially Supported

More from Peter Attia

Peter Attia on Zone 2 Cardio

Peter Attia on Rapamycin (with Matt Kaeberlein)

Attia walks back the clinic protocol: too aggressive for healthy adults

Discussion

Native comments, Twitter mentions, and Reddit threads about this content — surfaced together so the conversation isn't fragmented across platforms.

M

Share your read of this content…

Posting publicly as you · linked to your social profiles

Sort by:

AV

A. Volkovreader

4h

Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.

NP

N. Park

2d

Would love a "what would change this verdict" RSS feed. Sign me up if it exists.

◐

Anabolic steroids can amplify aggression in individuals who already possess aggressive traits.

◐Partially SupportedAyahuasca ceremonies require careful vetting of practitioners to avoid psychological damage and facilitate healing.

◐Partially SupportedGrowth hormone is typically the most cost-prohibitive substance for bodybuilders.

✕Not SupportedSupra-physiological testosterone dosing can lead to supra-physiological levels of DHT, free testosterone, and aromatization, potentially causing adverse effects.

◐Partially SupportedThe focus of training for NFL players shifts from combine performance to longevity and injury prevention once they are in the league.

◐Partially SupportedDetox centers may provide group therapy, activities, and weaning off anxiety medication like Klonopin.

◐Partially SupportedWomen are disproportionately diagnosed with clinical depression compared to men.

◐Partially SupportedAnti-anxiety medications like Xanax provided euphoria, improved sleep, and were used in conjunction with cocaine or ecstasy.

◐Partially SupportedUsing psilocybin and ayahuasca can lead to powerful changes in consciousness and spirituality when undertaken with guidance and respect for the medicine.

◐Partially SupportedAyahuasca and psilocybin can serve as tools to break hedonic loops and address underlying pain.

◐Partially SupportedPsilocybin, when used with intention and in a safe, guided environment, can lead to significant internal changes, direction, and lasting peace.

◐Partially SupportedPsychedelic experiences can reveal ingrained behavioral patterns.

◐Partially SupportedAyahuasca use can unpack relationship arguments and allow individuals to see things in themselves that they could not otherwise perceive.

◐Partially SupportedConditioning shins to a high degree can make them unfazed to impacts that would normally cause significant pain or difficulty walking.

◐Partially SupportedA doctor prescribed 10mg Vicodin with five refills.

◐Partially SupportedTraditional sweat lodges can be utilized for healing and reflection.

◐Partially SupportedWithout meeting a boxing coach and experiencing plant medicine, the speaker speculates he might still be fighting in low-level shows, sustaining injuries and losing brain cells.

◐Partially SupportedSome patients on TRT use daily subcutaneous injections of 10-14mg testosterone enanthate to mimic natural levels without suppressing FSH and LH.

◐Partially SupportedShort-term studies of supraphysiological doses of testosterone do not show adverse outcomes in athletes.

◐Partially SupportedChildhood adaptations that were initially protective can become maladaptive later in life.

◐Partially SupportedFish oil supplementation is considered a potentially beneficial holistic approach for brain health.

◐Partially SupportedFish oil supplementation may offer benefits for brain health.

◐Partially SupportedSports psychology, breathwork, and mindfulness can help control negative self-talk and quiet the mind in high-pressure situations.

◐Partially SupportedNon-medical use of testosterone can cost a couple hundred dollars per month.

◐Partially SupportedHighly unpleasant psychedelic experiences with intense physical purgative effects can be a necessary part of the cleansing process.

✕Not SupportedLithium treatment can cause a lack of extroversion and enjoyment of communication.

✕Not SupportedThe speaker opted for lithium instead of SSRIs due to negative family experiences and the need for dosage increases.

✕Not SupportedThe use of psychedelics carries physical, physiological, psychological, and legal risks.

◐Partially SupportedSynthetic urine used for drug testing may not contain hormone levels, potentially leading to a positive test if zero sex hormones are detected.

◐Partially SupportedAnti-anxiety pills can provide temporary relief but do not resolve underlying issues.

◐Partially SupportedGrowth hormone at approximately 4 IU per day may offer recovery benefits but can cause side effects like tingling fingers and carpal tunnel syndrome.

◐Partially SupportedKyle Kingsbury has spoken publicly about his experiences with performance-enhancing drugs and depression, including suicidal ideation starting at age 7.

◐Partially SupportedPsychedelic medicine could be a valuable tool for young people to gain a broader perspective.

?Limited ResearchThe long-term safety of supraphysiological doses of testosterone (10x normal) is unknown due to a lack of long-term data.

◐Partially SupportedMMA has evolved from one-on-one style matchups to requiring mastery of all skill sets due to the exploitation of weaknesses.

◐Partially SupportedSparring in some mixed martial arts gyms can involve multiple sessions per week at full intensity.

◐Partially SupportedTraining at full speed with adequate protective barriers allows for explosiveness, whereas training at half speed conditions the body to perform at half speed.

◐Partially SupportedDeveloping expertise in multiple combat sports requires significant time and bandwidth, and starting late can create technical gaps.

◐Partially SupportedA well-conditioned shin can withstand medium-force impacts without severe injury.

◐Partially SupportedSparring at full intensity in mixed martial arts camps can lead to injuries close to fights.

◐Partially SupportedShin-to-shin contact in Muay Thai can cause significant pain and inability to walk.

◐Partially SupportedInjury avoidance is an underappreciated factor in professional sports success.

◐Partially SupportedCannabis, specifically THC, can aid in falling asleep.

✕Not SupportedPrescribing 2mg Xanax and 10mg Valium with multiple refills can be illegal.

◐Partially SupportedPhysiological doses of testosterone have not shown the 'horror show' side effects often attributed to them in patients with extensive clinical experience.

◐Partially SupportedRandomized controlled trials of testosterone use do not typically show findings of depression.

◐Partially SupportedTaking supraphysiological doses of testosterone may lead to positive well-being, contrary to common fears.

◐Partially SupportedAyahuasca can cause profound shifts in perception of the world and consciousness.

◐Partially SupportedKyle Kingsbury weighed 268 pounds in his senior year of college and could not gain more weight.

◐Partially SupportedMen and women may present with underlying pain in different forms, such as depression in women versus addiction or anger in men.

◐Partially SupportedHaving a purpose, such as training for a professional athletic goal, can provide meaning and serve as an outlet for managing negative emotions.

◐Partially SupportedPracticing breathwork upon waking and before bed can improve sleep quality.

◐Partially SupportedThe natural physiological range for testosterone in men is approximately 11mg per day.

◐Partially SupportedTearing a labrum and sustaining facial bone fractures from fighting can necessitate a year-long recovery period.

◐Partially SupportedA plant mixture used in an ayahuasca ceremony involved rubbing a plant from 'a thousand ants' onto the skin to address negative emotions like anger.

◐Partially SupportedThe speaker's childhood depression was rooted in observing frequent family conflict and a feeling that the situation would never improve.

✕Not SupportedUsing psilocybin inappropriately at a house party with alcohol and cannabis among strangers can lead to negative experiences.

◐Partially SupportedDaily subcutaneous testosterone enanthate injections at doses mimicking natural levels (10-14mg/day) can result in normal FSH and LH levels.

◐Partially SupportedIndividuals who use steroids for non-medical purposes may be seeking to fill an underlying void, increasing susceptibility to depression.

◐Partially SupportedSustaining severe injuries like orbital fractures in professional fighting may lead to quitting due to brain damage concerns.