When daylight saving time ends Sunday at 2 a.m. the clocks “fall back” an hour, meaning an extra of sleep.

Sounds delightful, but an expert says in the long run when daylight savings time has gone away it can wreak havoc on our moods, sleep schedule, social schedule and more, related to less daylight, increase in melatonin that tells our bodies to go to bed bed earlier, and impact hormones.

The inability of some to drive at night also can contribute to social isolation, which can lead to a change in moods to depressession.

Many states have or have considered eliminating daylight saving time altogether. Some health groups, including the American Medical Association and American Academy of Sleep Medicine, also have long urged adopting standard time year-round, according to the Asso

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