Here's a look at a 24-hour chart ... time ends, the clock returns to standard time, giving more morning light and less evening light. Adjusting to Daylight Saving Time: Tips for a Smooth ...

“Sleep and having a regularized circadian system (a person’s internal biological 24-hour clock) is essential for our mental health, our physical health, our cognitive health — our ability to ...

Your brain has a "master clock" known as the circadian rhythm that is set by exposure to sunlight and darkness. The circadian ...

However, you can tell the time without saying am and pm. To do this you can use the 24-hour clock. The 24-hour clock always uses 4 digits. You see this most often on digital clocks. Complete this ...

To promote healthy sleep hygiene and prevent the ramifications of losing sleep after daylight saving time, consider following these tips ... body's internal clock, which follows a 24-hour cycle.

AS FOLKS GET READY FOR THE CLOCKS TO SPRING FORWARD THIS WEEKEND, GAINING AN EVENING OF HOUR OF SUNLIGHT ALSO MEANS LOSING AN HOUR OF SLEEP. OUR ERIN BURNETT HAS SOME TIPS TO HELP US ALL ADJUST.