Witherspoon showcases her healthy figure in a bright swimsuit as she sunbathes on a balcony. She can be seen hitting the gym on a regular basis. But Reese Witherspoon takes a healthy approach to diet and exercise and maintains a slim but curvy figure. The actress, who has three children, showed off her petite body during a sunbathing session on Sunday. The actress picked a Seafolly two-piece covered in a tropical pattern that shows off all of her hard work.