Your Circadian Rhythm is your body’s internal 24-hour clock that not only controls your sleep, but also other important parts ...

As the U.S. stock market moves closer to trading “around the clock,” we need to consider when a trading day ends and the next ...

Countless students arrive at school sleep-deprived. Health experts say daylight saving time adds to the problem.

Bipolar disorder is characterized by extreme mood swings, with individuals cycling between periods of intense energy and ...

Nasdaq Inc. announced on March 7 that it's seeking permission from regulators to expand trading hours on the biggest stock ...

The Nasdaq exchange plans to move to offering 24-hour trading, Monday through Friday, in a move that could make U.S. markets more accessible to investors in different time zones.