" (Reuters) - Switching over to daylight saving time, and losing one hour of sleep, raised the risk of having a heart attack the following Monday by 25 percent, compared to other Mondays during the year, according to a new U.S. study released on Saturday.
By contrast, heart attack risk fell 21 percent later in the year, on the Tuesday after the clock was returned to standard time, and people got an extra hour's sleep."
It's not nice to fool Mother Nature.
Daylight saving time linked to heart attacks: study | Reuters
[just in case people think I actually believe this, rest assured, I take it with a grain of salt. But it is interesting.]