By increasing blood flow, exercise helps nourish skin cells and keep them vital. “Blood carries oxygen and nutrients to working cells throughout the body, including the skin,” says Marmur. However, it is surprising to know that exercise also forms the basis of a healthy and happy sex life. Yes, the elliptical can do more than tone your behind; it can also improve your relationship and intensify your orgasms. In a recent study of women who successfully lost weight, 68 percent said they now considered themselves sexually attractive, while only 26 percent thought so before their weight loss. The change was evident in their sex lives: 63% said they felt embarrassed about being seen naked when they were heavier, while only 34% still felt this way after losing the weight. A regular exercise program won't just burn more calories. , “but it also releases endorphins, which lower cortisol levels and improve your sense of well-being. Plus, exercise increases testosterone by adding muscle mass, taking your libido to new heights, and improving your body image,” says Dr. Laura Berman. This is why effects on activities are something to look for and eliminate.