Daylight Saving Time “fall back” doesn’t equal sleep gain

POSTED NOVEMBER 01, 2013, 2:53 PM , UPDATED NOVEMBER 04, 2016, 4:00 PM

Anthony Komaroff, M.D., Executive Editor, Harvard Health Letter

Daylight Saving Time officially ends at 2:00 am this Sunday. In theory, “falling back” means an extra hour of sleep this weekend. That’s an overly optimistic view. In reality, many people don’t, or can’t, take advantage of this weekend’s extra hour of sleep. And the resulting shift in the body’s daily sleep-wake cycle can disrupt sleep for several days.

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