Archive | sleep

We Yawn Because We’re Stressed, Not Just Tired

We all know we yawn when we are sleepy or bored. But we also yawn because we’re stressed, not just when we are tired. Robert Provine, a neuroscientist and author of Curious Behavior: Yawning, Laughing, Hiccupping, and Beyond, believes yawning is a displacement activity. Displacement activities are unexpected and often unintended behaviors which happen when…

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Napping is Good For You

I’m tired. The reason is pretty simple: I haven’t been sleeping 8 hours a night. I know better too – I wrote an article which quoted research showing that only 2.5% of people really need less than 7 hours of sleep every night. Everyone else needs 8 or more hours. Unfortunately, I haven’t been following…

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To Sleep or To Rest?

As a frequent traveler, I sometimes find myself so time-shifted I can’t sleep even though it’s late at night. During a recent episode, I wondered whether lying in bed with my eyes closed had the same benefits as actual sleep. Doesn’t my brain and body still get some rest? The answer isn’t clear cut. Brian Fung asks exactly this question…

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