Feeling exhausted on vacation? It could be your zeitgebers.

Feeling exhausted on vacation? It could be your zeitgebers. (The Washington Post illustration; iStock)

Ha ha, you need a vacation from your vacation. But in all seriousness, you don’t. You might just need to adjust your zeitgebers.

Jet lag is often associated with long-distance travel, but it can afflict all travelers, including people who pop off for a short getaway in the same time zone. When our circadian rhythms are not aligned with the zeitgebers, the environmental cues that tell our bodies to wake up, go to bed, eat and exercise, we can feel off — sluggish and cranky, tired when we should be alert and wakeful when we should be sleepy. (The pronunciation of the German word for “time-giver” is ZIGHT-gay-buhr.)


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Sam Miller

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