Trump has reignited the debate over Daylight Saving Time (DST), calling it a '50-50 issue' and expressing interest in eliminating it. But what exactly is DST, and what's the history behind it?

The president had vowed to eliminate the century-old practice of “springing forward” and “falling back” but is now acknowledging the complicated politics.

The rest of the country, including parts of the Navajo Nation within Arizona, observes daylight saving time. On Sunday at 2 a.m., clocks moved forward one hour to 3 a.m., a change that will remain in effect until standard time returns in November.

If you're feeling sick and tired after the clocks hopped forward overnight, you might also be feeling sick and tired of the twice-a-year change. So how does the time shift impact our health and are we moving any closer to finally doing away with it?

Daylight saving time runs from the second Sunday in March to the second Sunday in November. Digital clocks will automatically advance one hour at 2 a.m. on March 9.

Daylight saving time isn’t just a minor inconvenience - research shows it’s a serious health disruptor linked to heart attacks, car accidents and even weight gain. Mounting evidence shows that losing just one hour of sleep can throw off your circadian rhythm,

While all but two states in the U.S. continue to observe daylight saving time, there is still disagreement about whether it should be eliminated or made permanent.

This weekend, it was time to “spring forward” one hour and lose one hour of sleep.On the second Sunday of March, at 2 a.m., clocks<a class="excerpt-read-more" href=" More