Serena Williams has been open about her personal fitness and weight loss journey, especially since becoming a mother of two. Here's everything Serena Williams has said about her weight loss journey.

Serena Williams showed off her slim figure in a bold swimsuit after revealing she’s been using a weight-loss medication. The athlete, 43, sported a bright yellow one-piece as she posed for a series of snaps Thursday. “melanin mellow-yellow ,” she captioned the Instagram carousel — and fans were quick to hype her up in the comments.

The retired tennis pro explained that she’s trying to combat the stigma associated with weight loss drugs after losing 31 pounds.