Mixing less than 6 hours of sleep with chronic disease is deadly combo

If you're a middle-aged adult with high blood pressure, type 2 diabetes or existing heart disease and you typically sleep less than six hours each night, you could be setting yourself up for cancer or an early death from heart disease.  That's the discomforting results of a study that sleep-tested 16,000 adults between the ages of 20 and 74 and then tracked their health for 20 years.
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