Do we gain, or lose an hour of sleep? Here's what to know as we "spring forward" this weekend, including what it means for ...

Clocks will skip ahead an hour at 2 a.m. Sunday for daylight saving time in most of the U.S. That means mornings will be ...

Do we gain, or lose an hour of sleep? Here's what Californians should know as we "spring forward" this weekend.

Even though polls show most people dislike the system that has most Americans changing clocks twice a year, the political moves necessary to change the system haven’t succeeded because opinions on the ...

Here's everything you need to know about daylight saving time period, which sees the clocks move forward by an hour.

Most of America “springs forward” Sunday for daylight saving time. Losing that hour of sleep can do more than leave you tired and cranky the next day; it also could harm your ...

Along with delivering warmer weather and more sunlight, it's also the time when the U.S. shifts into daylight saving time.

Even a one-hour shift can unsettle circadian rhythms and raise stress hormones, particularly for people already living with heart disease or chronic sleep deprivation.

When does daylight saving time begin in 2026? Here's a look at when the time changes this year, and why we change our clocks ...

Spring’s daylight saving time shift can lead to sleep deprivation and the disruption of circadian rhythms, negatively impacting health in a plethora of ways, research shows. “If patients are ...

More than 300 million Americans will shift clocks on March 8, 2026, when Daylight Saving Time US 2026 begins. At 2:00 a.m.