Sleep scientists just calculated how much shut-eye you really need as you age—and it’s not 8 hours

New research examined data from 500,000 people and found a sleep ‘sweet spot’ for older and middle-aged adults.

[Photos: Adobe Stock]

One of the most important things for your health is something most people don’t get enough of—sleep. And while doctors have traditionally equated getting eight hours with a good night’s rest, new research suggests something different.

A new sleep study, published in the journal Nature on May 13, finds for those in middle age and older, the “sweet spot” is........

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