The clock watcher: Circadian rhythms research is shedding light on the causes of disease and aging
Friday, May 29, 2009 - 13:56
in Biology & Nature
(PhysOrg.com) -- Embedded in our genes is a "clock" that regulates when we sleep, when we are awake and when we eat. This human clock manages what are known as circadian rhythms, 24-hour biological cycles that adapt our bodies to the light-dark pattern of day and night.