Sleep

Anchor Your Body Clock

A consistent wake time may matter more than bedtime.

4 minSleep SupportHealthy AgingQuick Read

Circadian rhythm entrains to light and wake time. A steady rise time — even weekends — improves sleep onset.

Morning sunlight within 30 minutes of waking is the strongest zeitgeber (time cue).

Practical steps

  1. 1Pick a wake time you can keep 7 days a week.
  2. 2Get 5–10 minutes of outdoor light within 30 minutes of waking.
  3. 3Avoid sleeping in more than 60 minutes on weekends.

Try This Today

Step outside within 30 minutes of waking tomorrow.

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