Reader questions about sleep and longevity
Sleep health, insomnia and sleeping pills.
2 answers about sleep, each one with its study. Updated November 5, 2026.
- How much sleep do older adults need?New this month
It depends, but there is a guide. The CDC lists 7–8 hours a day for adults 65 and older. Quality counts too: sleep that is uninterrupted and leaves…
- Are naps good for you?New this month
It depends. In one study of older adults, people who napped more had a slower decline in money and health know-how. But that study shows a link, not…