I am excited to have Siim Land on the show with me for the third time today.  Siim is a bestselling author, anthropologist, keynote speaker, and longevity enthusiast who is exceptionally bright and knows how to simplify complex research into actionable insights.  In our discussion today, we explore his latest book, The Longevity Leap, and dive into mTOR, how to activate and decrease it, and the physical consequences of an mTOR imbalance. We look into NAD, supplementation, frailty, and the critical role of exercise, discussing VO2 Max, heart rate variability, and the advantages of saunas and cold therapy. We also share strategies for optimizing sleep, cover how sleep impacts aging, and discuss biomarkers for longevity, why normal is not always optimal, melatonin, and the effects of shift work and jet lag.  I am confident you will find this conversation with Siim Land as enlightening as I did. IN THIS EPISODE YOU WILL LEARN: What mTOR does in the body Why maintaining mTOR balance is crucial for longevity Lifestyle factors and supplements to support mTOR  The significance of NAD for energy production Why circadian rhythm alignment is vital for energy production and longevity The benefits of melatonin supplementation How artificial light impacts sleep, and why we need regular sleep patterns How regular exercise can extend health and reduce the risk of chronic diseases What heart rate variability is, and how to improve it biomarkers for health and longevity  Bio:  Siim Land is an eight-time best-selling author, keynote speaker, and anthropologist from Estonia. He is the author of several landmark books, such as Metabolic Autophagy, Stronger by Stress, The Immunity Fix, The Mineral Fix, WIN, The Collagen Cure, The Blood Sugar Fix, and The Obesity Fix. Siim has a bachelor's degree in anthropology. Connect with Cynthia Thurlow   Follow on Twitter Instagram LinkedIn Check out Cynthia’s website Submit your questions to [email protected] Connect with Siim Land On his website  On Instagram and YouTube The Longevity Leap is available on Amazon