Our body is tuned to function in a synchronous manner with a “circadian” or day-and-night rhythm. Alterations to daily lifestyles due to the current stressful routines people follow disrupt the body’s ...

Around 11:30 a.m. or so, you might find yourself hankering for lunch. The reason for this is that our biological rhythms are trained to tell ourselves when we are hungry, and when we do get that ...

Tel Aviv University research on mice, with implications for humans, finds artificial lighting from sources as common as ...

Disrupted circadian rhythms, which can even be caused by chronic light exposure, affects normal physiological functions, resulting in anxiety, hyperactivity, and memory deficits. These disruptions, ...

It's no secret that jet lag and night-shift work can wreak havoc on the way our body's internal clock syncs up our daily wake-sleep cycle, known as circadian rhythm, but now researchers say they are a ...

Humans and most other organisms have internal biological clocks that track the daily cycle of sunrise and sunset. These clocks help time our sleep, metabolism and other essential body functions over ...