Elevated dementia risks among older adults were associated with weaker and more fragmented circadian rest-activity rhythms ...
PHILADELPHIA – The molecular pathway that carries time-of-day signals from the body's internal clock to ultimately guide daily behavior is like a black box, says Amita Sehgal, PhD, the John Herr ...
Some people spring into action at dawn, while others prefer a slower start to their day. Whether you rise with a grin or a groan, scientists say your internal clock — known as the circadian rhythm — ...
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