Hacker News Reader

Why does this work? Any scientific research backing this suggestion?

> A study in the journal Sleep found that postmenopausal women who exercised for about three-and-a-half hours a week had an easier time falling asleep than women who exercised less often.

http://www.health.harvard.edu/newsletters/Harvard_Womens_Hea...

I was told by my doc that the bipedal motion of walking helps our brain process problems but I haven't looked for any scholarly references on that. If true, that would help sleep too.

Reply on news.ycombinator.com