Harvard Heart Letter

Sleep problems may increase the risk of heart attack and stroke

If you toss and turn at night or rattle the windows with your snores, you may be headed for heart trouble.

Sleep, Shakespeare knew, is the chief nourisher in life's feast. Without restful sleep, your heart health deteriorates.

"Well-run observational studies have connected poor sleep with poor cardiovascular outcomes and identified the pathways through which the damage occurs. However, we need further research to understand the impact of improving sleep on lowering this risk," says Dr. Susan Redline, the Peter C. Farrell Professor of Sleep Medicine at Harvard Medical School.

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