Too little sleep, or too much, linked to risk of heart disease
 

Too little sleep, or too much, linked to risk of heart disease
(Reuters Health) - Sleep irregularities may be tied to a variety of health problems, such as diabetes and obesity, that can increase the risk of cardiovascular disease, a leading U.S. doctors group says.http://feeds.feedburner.com/~ff/reut...?d=yIl2AUoC8zA http://feeds.feedburner.com/~ff/reut...4o:F7zBnMyn0Lo http://feeds.feedburner.com/~ff/reut...4o:V_sGLiPBpWU
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