Research details the importance of maintaining the body's rhythm for optimal health so NBC News medical contributor Dr. John ...

(CNN) — No, I did not prepare for the end of Daylight Saving Time this past weekend, when most US states set clocks back an hour. Sunrise and sunset now come an hour earlier, despite my protestations.

Chilly start to Saturday. Little cooler today than yesterday with a chance for a stray shower. Don't forget to set your clocks back before bed tonight. Meteorologist Lori Pinson has your forecast.

Get ready to gain an hour this weekend as we return to standard time in Michigan at 2 a.m. Sunday, Nov. 2. In the early hours of Nov. 2, Daylight Saving Time ends, and if you have any manual clocks at ...

The end of daylight saving time fall brings you an extra hour of sleep this weekend and longer nights heading into winter. Here's when and what time to set the clocks back for the 2025 time change in ...

The days are getting colder and shorter with winter just around the corner. That means clocks will go back and daylight saving time is coming to an end. Daylight saving time always starts on the ...

Daylight saving time will end on Sunday, November 2, 2025, when clocks "fall back" one hour. Clocks will "spring forward" one hour for the start of daylight saving time on Sunday, March 8, 2026. The ...

The practice was first implemented in the U.S. during World War I to conserve fuel and power. Arizona and Hawaii are the only two states that do not observe daylight saving time. South Carolina is one ...