The magic of sleep for your brain - and ways to improve it, with Dr Jemma King

Hardiness with Dr Paul Taylor · Jul 10, 2026 · 1h 3m · transcript

In this fascinating episode, discover the science behind sleep’s alchemy: how your brain’s lymphatic system flushes out metabolic waste, and why missing just two hours of deep sleep can increase your risk of Alzheimer’s by up to 50%. We break down the impact of caffeine, alcohol, and sleep medications on healing cycles, revealing why many sleep aids are more harmful than helpful. Learn why maintaining a consistent sleep schedule, avoiding blue light, and creating a sleep sanctuary can save your brain and extend your life. Most people underestimate how sleep impacts every…