Featured in circadian rhythm
All the ways daylight saving time screws with you
When entire countries lose an hour of sleep simultaneously, bad things happen.
In constant darkness, Arctic krill migrate by twilight and the Northern Lights
Polar krill have eyes that are ultra-sensitive to daily light cycles.
Can a happy lamp help cure your winter blues?
You don’t have to feel depressed to appreciate light therapy.
Living on the wrong end of a time zone could hurt your health
When morning starts before sunrise, circadian rhythms suffer.
If you want personalized medicine, we’ll need to know what time it is in your liver
This atlas maps what time it is in different parts of your body.
This new blood test can figure out what time it is inside your cells
There are tiny clocks inside you, and they're all out of whack.
The timing of your dinner could affect your overall cancer risk
Breast and prostate cancers seem to be more common amongst those who eat dinner late, but it may just be a correlation.
If you love staying up late and sleeping in, doing otherwise might actually hurt your health
Here’s one more way our modern sleep schedules might be killing us.
Three Americans won the Nobel Prize for biological ‘clocks’ find
They study the rhythm of our cells.
New research on eyeballs just might lead to a jet lag cure
But these eyedrops are a long way off