Sleep (Human)
Sleep rewards stable boring basics — not optimization protocols, supplement stacks, or perfect routines. The goal is sleep, not the score.
The Health Path
The sequence experts consistently converge on.
Keep consistent sleep and wake times — including weekends
Sleep regularity appears as important as duration in current research. Going to bed and waking up at consistent times — even on weekends, within an hour — anchors the body's circadian rhythm. Large weekend shifts ('social jet lag') leave you starting Monday with a circadian-rhythm hangover. Pick a wake time you can keep most days of the week and protect it. Sleep duration adjusts more easily than circadian timing once a rhythm is established.
Aim for 7 to 9 hours nightly
The well-supported range for most adults. Individual needs vary slightly within this band, but consistently sleeping under 7 hours is a…
Each step in the full Health Path is strengthened by five additional evidence layers:
- Benefits from other Health Areas
- Mistakes to avoid
- Context that changes the advice
- Where experts disagree
- What's changing now
See all 7 steps in order, the reasoning behind each, and how this area connects to every other Health Area.