#13: Temperature - Part 1

Matt explores a revolutionary shift in sleep science, identifying the gut microbiome as a secondary control center for rest. He elucidates the bidirectional gut-brain axis, where the Vagus nerve connects trillions of microorganisms to the brainstem, and details how bacterial meta ...  Show more

Examining the $107B burden of insomnia and its link to a 45% increase in cardiovascular risk, Matt dissects a landmark study of 1,348 participants proving that movement is a potent clinical tool. He also explains how yoga adds nearly two hours of sleep by boosting GABAergic activ ...  Show more

For hundreds of years, humans naturally fasted during the nighttime hours. Our bodies function in accordance with the circadian rhythm in every way, including our hormones, digestion, neurotransmitters, and so much more. But in our modern society, we have access to food, light, a ...  Show more

In this episode, my guest is Susanna Søberg, PhD. She earned her doctoral degree at the University of Copenhagen in Denmark, researching the effects of deliberate cold and deliberate heat exposure on metabolism and other aspects of human physiology. We discuss how cold or sauna c ...  Show more

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

Heat therapy, such as using a sauna or soaking in a hot bath, may significantly improve your slow wave sleep. My latest episode delves into the fascinating intersection between exercise and passive body heating and elucidates how high energy expenditure exercise and heat expos ...