Do animals sleep and, if so, how much? Read here about the fascinating sleeping patterns of animals - including humans.
The National Sleep Foundation recommends most adults between 26 and 64 get between seven to nine hours of sleep. People who are 65 and older can get slightly less, and young adults between ages 16 and ...
About 10% of Americans say they have chronic insomnia, and millions of others report poor sleep quality. Ongoing research has found that bad sleep could lead to numerous health problems, including ...
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