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Forbes contributors publish independent expert analyses and insights. I’m an aging expert covering longevity, sleep health and caregiving. Winter doesn’t just change the weather—it quietly reshapes ...

Every year we lose an extra hour of daylight as we set the clocks back, and the sudden early onset of darkness has its consequences. Our bodies tend to tire when the sun goes down, and you might find ...

POV: It’s 2:00 a.m. and you can’t fall asleep. You’ve tried everything, from cognitive shuffling to counting sheep, but your brain won’t shut off. Your friend swears that white noise helps her sleep, ...

They are not called winter blues for no reason. Seasonal affective disorder affects an estimated 10 million Americans and is four times more common in women than in men, studies show. But SAD is not ...

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Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Does the colder season have you dragging ...

If falling asleep has been harder since the weather got cold, then you might have a case of “winter insomnia.” This is a sleep issue that crops up in the chillier months, and it can make it impossible ...