Circadian rhythms are natural, internal changes that help the body coordinate and optimize various systems during a 24-hour cycle. When people talk about circadian rhythms, it is most often in the context of sleep. Our circadian rhythm aligns our sleep and wakefulness with the cycle of day and night. In the case that your circadian rhythm is thrown off by daylight savings or jet lag, there are a few things you can do to minimize the effects of time zone shifts by giving your internal clock some helpful cues.
