Is It Worse To Have A Bad Night's Sleep Or A Short Night's Sleep?

July 10, 2014 12:51 PM

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Parents of newborns -- and anyone else who faces multiple awakenings a night -- know this to be true: The brain fog and testy temper from waking up several times throughout the night is real. And now, research is backing this up.

A new study in the journal Sleep Medicine shows that cognitive ability, attention span and mood are all impacted negatively from interrupted sleep -- to a similar extent as only getting four hours of sleep.

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