A new government study finds people who sleep fewer than six hours a night or more than nine are more likely to be obese. The research is one of the largest to show a link between irregular sleep and big bellies.
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Sleep deprivation is one the biggest factors in car crashes in the U.S. The National Highway Traffic Safety Administration says drowsy driving kills more than 1,500 Americans each year. Read more »
Lesley Miller tries to live a healthy lifestyle but there is one big problem. She smokes. Read more »
