You've likely heard that regular exercise can reduce the risk of chronic conditions such as heart disease, diabetes or osteoporosis.
But a growing body of research shows it may have another, more surprising effect: improving your sex life.
In men, regular exercise appears to be a natural Viagra: It's associated with a lower risk of erectile problems.
In one small study, sedentary middle-aged men assigned to participate in a vigorous exercise program for nine months reported more frequent sexual activity, improved sexual function and greater satisfaction. Those whose fitness levels increased most saw the biggest improvements in their sex lives.
Research in women has found that those who are physically active report greater sexual desire, arousal and satisfaction than women who are sedentary.
In one unusual experiment, young women who did intense cycling for 20 minutes and watched an erotic film showed greater physiological sexual arousal (as me