Delving into the impact of stress on the body, the podcast covers topics like HRV monitoring, CO2 tolerance tests, and cortisol curves. They explore the autonomic nervous system, stress management, and health optimization programs. Additionally, they discuss cardiovascular training, CO2 tolerance, breath training, and holistic approaches to stress management.

Dr. Chris Perry, an Assistant Professor at Eastern Kentucky University, discusses the concept of chronotype and the impact of melatonin, alcohol, marijuana, and nicotine on sleep. The guests explore the significance of sleep regularity, aligning sleep with circadian rhythm, and the effects of time-restricted eating. They also discuss the importance of temperature in sleep, psychological well-being, and the effects of substances on sleep quality and health.