October 10, 2013 A study shows that genes that help our skin withstand damage from ultraviolet light kick in during the day. At night, our skin focuses instead on regenerating cells that were damaged during the day. This built-in system helps protect us from premature aging and skin cancer.
September 26, 2013 The tiny organism has an internal clock that triggers it to swim vigorously every 12.4 hours, coinciding with the changing tide — even when it's removed from its habitat.
August 1, 2013 A week out in nature — away from electrical lights — quickly resets the body's internal clock, scientists say. And it helps night owls who have problems waking up be more alert in the morning. The findings suggest some easy ways to help everyone hop out of bed with more energy.
July 26, 2013 Over drinks in the light of a full moon, a group of Swiss sleep researchers recently realized they could put a bit of folklore about the moon's disruptive effect on sleep to the test. The answer surprised them and didn't quite win over some other scientists in the field.
July 24, 2013 When the timing of meals doesn't match well with sleep-wake cycles, that can set your body's circadian rhythms out of sync, which in turn can throw off the body's ability to process food, resulting in extra energy stored as fat.