9. The Nightly Repair Shop: How Sleep Rebuilds Your Body and Brain

In a culture that often glorifies "the hustle," sleep is frequently the first thing we sacrifice. But biologically, sleep is not a passive pause—it is the body’s most active period of repair. In this episode, based on Chapter 9 of Live Long, Healthy and Happy, we explore why your bed is actually a longevity machine.Tune in to discover:• The Brain Wash: How the "glymphatic system" activates during deep sleep to physically flush out toxins and proteins linked to Alzheimer's.• Hormonal Harmony: Why poor sleep disrupts the hormones that regulate hunger (ghrelin) and stress (cortisol), leading to weight gain and anxiety,.• Cellular Housekeeping: The process of autophagy, where your body clears out damaged cells and repairs DNA while you dream.• Immune Defense: Why sleep is your most effective tool for fighting off infection and inflammation.