The 3 a.m. wake-up: Why it happens to women more often after 55
Sleep disruptions are more common as we get older, but simple strategies can bring back restorative slumber.
- Reviewed by Kathryn Corelli, MD, Contributor

It happens like, well, clockwork: you have little trouble falling asleep each night, but your eyes seem to pop wide open in the wee hours. A glance at the clock tells you it’s 3 a.m. — seemingly every time.
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About the Author
Maureen Salamon, Executive Editor, Harvard Women's Health Watch
About the Reviewer
Kathryn Corelli, MD, Contributor
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