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How To Increase Fertility (For Males & Females!), How Much Sleep Is Too Much (Or Too Little)? & A "Minimalist" Approach To Increasing VO2 Max! Solosode #506

Sep 19, 2026 · 41m

Summary

Ben Greenfield discusses the potential heart failure risks of long-term melatonin use, recommending blue light exposure to mitigate morning grogginess. He outlines a minimalist approach to boosting VO2 max using sprint intervals, heat acclimation, and altitude training. The episode also covers a large study linking optimal sleep duration of 6.4 to 7.8 hours to slower biological aging. Finally, Greenfield provides comprehensive fertility advice for men and women, emphasizing heat avoidance, specific supplements like CoQ10 and inositol, and lifestyle factors such as sleep and exercise.

Topics discussed

Introduction and episode overview Sponsor: BiOptimizers Magnesium Sponsor: Timeline Mitopure Gummies Melatonin study and heart failure risk analysis Jet lag management and high-dose melatonin Norwegian 4x4 protocol for VO2 max Sprint interval training for VO2 max Heat acclimation and sauna for VO2 max Nutrition, iron, and altitude training for VO2 max Sponsor: Ultra Nootropic Pouches Sponsor: Tiny Health Gut Test Limitations of masks and strength training for VO2 max Sleep duration and biological aging clocks Male fertility: Heat and spermatogenesis Male fertility: Timing, lifestyle, and exercise Male fertility: Sleep, stress, and lubricants Male fertility: Supplements (CoQ10, Omega-3, Zinc) Male fertility: HCG and Clomiphene for T users Female fertility: Ovulation tracking Sponsor: Active Skin Repair Promo: Boundless Documentary Female fertility: Lifestyle, stress, and acupuncture Female fertility: Supplements (CoQ10, Inositol, Omega-3) Conclusion and call to action
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