JESSICA SIMPSON
It’s been three years since the fashion mogul dropped 100 pounds after the birth of her three kids. She credits changing her diet with the dramatic transformation. “I went to a nutritionist, and I needed to get my eating habits right,” the 42-year-old told Extra, adding that she also follows her trainer Harley
Pasternak’s Body Reset Diet, which includes three meals a day as well as smoothies and snacks. “I absolutely feel healthy. I feel younger, actually. I have a lot more energy.”