Nutrition · Applied
Alcohol, Caffeine & the Body
The two drugs most people use daily: how alcohol is metabolized (acetaldehyde), its effects on sleep, brain and cancer risk; how caffeine blocks adenosine, its 5-hour half-life, safe doses, and timing for sleep.
Step 1 of 5 · Overview30 min read ·
Key idea
Prereqs: Sleep basics; the liver. Next: Anxiety & depression basics; longevity plan. Sources: WHO/IARC (alcohol a Group 1 carcinogen); Global Burden of Disease alcohol study (Lancet 2018); EFSA caffeine opinion (2015); Matthew Walker, *Why We Sleep*.Next: 1. Alcohol