Modern technology – from thermostats to puffy jackets – keeps us from ever feeling too hot or cold. The result of this thermoneutrality: lower metabolic rates, decreased resilience, and poorer health. In this episode, Jeff and Jake discuss how to exercise your body’s innate adaptive abilities and get reacquainted with temperature extremes. This podcast is su ... Show More
Aug 4
No Diapers, No Staying Home: Two Rules That Backfired at a Brooklyn Party (Dispatch 8)
Schuyler had two rules for raising babies: no diapers, and no staying home.In this episode, Jeff explains how letting his daughters toddle around bare-bottomed sped up potty-training, and how refusing to curb their social life meant babies at yoga retreats, dinner parties, and la ... Show More
25m 2s
Jul 30
Momgevity: Redefining Longevity for Busy Moms with Dr. Robin Berzin
What does longevity actually look like when you have three kids, a full-time job, and zero time for cold plunges? In this episode, Jeff sits down with Dr. Robin Berzin, founder and CEO of Parsley Health, to talk about momgevity, her term for longevity through the lens of motherho ... Show More
42m 30s
Jul 28
Pirate's Booty: Life on the Road with the Wanderlust Circus (Dispatch 7)
Before the girls hit menarche, they trailed rainbow sorbet, tie-dye, and enough Pirate's Booty to leave a breadcrumb trail across every airport in North America. In this episode, Jeff remembers the summers his family spent touring with the Wanderlust yoga festivals: one squeaky r ... Show More
22m 30s
May 2025
Saunas, cold exposure, and your health: what the science says | Dr. Susanna Søberg & Prof. Tim Spector
Unwrap the truth about your food 👉 Get ZOE’s new app Most of us avoid the cold. We crank up the heating, bundle up in layers, and curse every icy gust of wind. But what if freezing — or even sweating — could be the key to better health? In this episode, Jonathan is joined by tw ... Show More
1h 2m
Jul 2022
The Benefits Of Hot And Cold Therapy & Other Longevity Hacks
This episode is brought to you by Rupa Health, Levels, and HigherDOSE. I’m willing to bet all of us would feel a whole lot better about aging if it didn’t actually mean feeling old. Well, I’m here to tell you it doesn’t have to; aging can mean another year of joy, adventure, and ... Show More
1h 2m
Oct 2021
Using Temperature To Optimize Performance, Brain & Body Health | Dr. Craig Heller
This episode I am joined by Dr. Craig Heller, Ph.D., Professor of Biology at Stanford University and world expert on the science of temperature regulation. We discuss how the body and brain maintain temperature under different conditions and how most everyone uses the wrong appro ... Show More
1h 48m
Nov 2023
How to Avoid Death by Comfort
Nietzsche's maxim, "What doesn't kill you makes you stronger," isn't just a sound philosophical principle. It's also a certifiable physiological phenomenon; toxins and stressors that could be deadly in large doses, actually improve health and resilience in smaller, intermittent o ... Show More
56m 26s
Jan 2022
Exercise, Heat, Cold & Other Stressors for Longevity | Episode 3
In Episode 3 of the Lifespan Podcast, Dr. David Sinclair and Matthew LaPlante dive deeply into the science of non-dietary interventions that mimic adversity and promote health. They begin by highlighting how different types of physical activity (i.e., low-intensity aerobic exerci ... Show More
1h 11m