Health

Expert explains how shift work affects your sleep

All life on Earth is affected by the day-night cycle resulting from the planet's rotation. In line with this, humans are naturally awake during daylight hours, and sleep at night when it is dark. Being awake during the day ...

Health

Q&A: Is there a wrong way—or time—to nap?

I am retired, and although I generally enjoy less hectic days now, I keep busy. Part of my routine includes trying to squeeze in a nap on most afternoons. My wife tells me that I'm doing it wrong because I often wake up groggy. ...

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