17 Times Ronda Rousey Inspired Us to Kick Ass

You'll be ready to sign up for boxing before you can even double tap these Instagram pics.

RONDA ROUSEYslide show
Skylar Diggins on the Craziest Thing About Being a Pro Athlete

And why you really need to start watching the WNBA.

Why Gigi Hadid Is Our New Body Positive Hero

"Yes, I have boobs, I have abs, I have a butt, I have thighs."

9 Celebs Getting Candid About Sexual Health

Fertility struggles, sex ed—these stars speak their mind on women’s health.

The Rise of the Enter-Trainer

Fitness instructors are more famous than ever—but are they all legit?

Ronda Rousey Will Wear Your Tweets on Her Hand Wraps

It's like you're in the ring with her (except your face is still safe).

12 Times Ashley Graham Showed Us What It Means to Be Healthy

The plus-size model kills it with her curves, and her Instagram proves healthy is a lifestyle, not a number.

INSTAGRAMslide show
35 Celebs Who Aren't Afraid to Break a Sweat

See how these famous females earn their hot Hollywood bodies.