Snoozing and waking up as late as possible made Kim Schewitz feel sluggish, but she couldn't stop. Here's how she quickly went from being a late-riser to a workout-before-work kind of girl.

Orangetheory Fitness turned me into a morning person, thanks to the gym's fun workouts, inspiring coaches, and impressive ...

Fact checked by Nick Blackmer A consistent wake-up time and early light exposure help regulate your circadian rhythm and ...

Adults who were active early in the morning had significantly lower risks of obesity, high blood pressure, and other heart ...

So you've tried your whole life to become a morning person — you know, the people who wake up early to work out so they don't have to worry about it later, or better yet, the people who have enough ...

Add Yahoo as a preferred source to see more of our stories on Google. The health reporter Kim Schewitz used to be a chronic alarm clock snoozer who felt tired all the time. Jet lag helped her work out ...