Experts disagree on how much sleep adults need, but it’s becoming clear that too much sleep may be just as dangerous to your health as too little.
Like diet and exercise, sleep is vital to well-being. It plays a role in regulating emotions as well as in learning and memory functions. Those who suffer from sleep disorders may experience decreased alertness, mood swings and reduced physical stamina.
Today’s common belief is that adults need eight hours of sleep per night, although experts would caution that individual needs can vary greatly. In fact, sleep research conducted at Harvard University in 2007 indicated that the optimum amount of shuteye for adults is 7.2 hours, not eight.
There are some easy ways to determine.
More information, here
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