Read this tip to make your life smarter, better, faster and wiser. LifeTips is the place to go when you need to know about Light Therapy and other Tanning Beds topics.
Circadian rhythms are physiological changes that occur on a 24-hour cycle and are influenced by environmental factors. The day-night light cycle has an especially strong influence on the body's circadian rhythms. When circadian rhythms get thrown off, say, during the winter when daylight is limited, can include everything from clinical depression to persistent sleep disruption and insomnia.