Cardiology

Blood vessel breakthrough major step towards Alzheimer's treatment

A breakthrough in our understanding of Alzheimer's disease has revealed changes to blood vessels in the brain, potentially presenting a path for developing new drugs to help fight the disease, according to University of Manchester ...

Health

Age 40 is when busy Americans get the least sleep

A graph of how long Americans sleep forms a U-shaped pattern across our lives, with age 40 being the low point and hours of sleep starting to creep back up about age 50, Medical College of Georgia investigators report.

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