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Sleep needed for a healthy heart

November 10, 2008 12:00:00 AM PST
A new study finds the less sleep you get, the more likely you are to suffer from heart disease. Japanese researchers found participants who slept less than 7.5 hours a night or had an elevated blood pressure upon falling asleep were four times more likely to suffer a stroke, a heart attack or sudden cardiac death.

Patients who either slept less or had elevated blood pressure after falling asleep had a modest 20 to 30 percent increased heart disease risk.

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