Excess Sleep Can Increase Stroke Risk by 85%

You know it's profoundly important to your health. But if you find yourself on this end of the spectrum, you could be increasing your risk for high blood pressure and stroke.

STORY AT-A-GLANCE

• Compared with sleeping seven to eight hours a night, those who slept for nine hours or more had a 23% greater risk of stroke

• Those who took long midday naps of more than 90 minutes also had a greater stroke risk — by 25% — than those who napped for 30 minutes or less

• The greatest risk occurred among those who both slept for nine hours or …