If having toned, strong arms, like J.Lo, Brie Larson, or Natalie Portman, is one of your fitness goals, you’re not alone. And it's honestly pretty doable and easy to get started: You don't need ...

Brie Larson shows off the muscles she gaining in nine months of training with a video of her pull-up abilities Julie Mazziotta is the Senior Sports Editor at PEOPLE, covering everything from the ...