Even with the best diet and fitness routine, if sleep is off, you're wrecked. Our special guest Dr. Kirk Parsley, a renowned expert in sleep and medical doctor, will reveal why sleep is essential to our health, metabolism, performance, and age in this episode. Also, he shares the latest research on how sleep deprivation lowers testosterone levels, causes weight gain, makes us age faster and much more. Tune in to learn how to improve and optimize your sleep so you can create a leaner, healthier, and younger body.