A study published in the Journal of Political Economy provides the first causal evidence that improving sleep can directly ...

Chronic insomnia affects an estimated 12 percent of Americans, and even occasional struggles with sleep can take a toll on daily focus, mood, recovery, and overall health. In the long term, chronic ...

Daylight saving time still ends Nov. 1 at 2 a.m. in most of the U.S., despite Donald Trump’s push to make it permanent.

The amount of light reaching your eyes is measured in lux, and by that measure, most morning routines happen in near-darkness ...

Feeling sleepier during the day as we get older may be more important than many people realize. A new study suggests that ...

Spread the loveImagine going for a routine sleep study, perhaps to check for sleep apnea, and instead of just getting a ...

As teams, schools, and other sports employers collect increasingly detailed biometric data through wearable technologies, ...

Alzheimer’s disease develops slowly over many years before memory problems become obvious. Scientists have long known that ...

Three ways to use tracking, cameras, and alerts so they support your relationship instead of running it. The shared dashboard ...

Three sleep-driven patterns that decide who leads, who follows, and how you two stay a couple while the baby runs the clock.

I've spent years helping patients understand that sleep isn't simply about the number of hours we spend in bed – it's also ...

Researchers tracked sleep-wake changes over five years in 704 women in their 80s and 90s using wrist actigraphy. Declining ...