People who naturally stay up late, self-described night owls, are more likely to have poor heart health than people with a more typical sleep-wake schedule.

At 72, Oprah Winfrey is reflecting on another trip around the sun — and how much stronger she's gotten. While we know Winfrey ...

To boost morning energy, there are a number of low-effort evening habits you can start implementing–even if you don't get enough sleep every night.

Experts say these health behaviors will have the biggest payoff down the line.