If erectile dysfunction has you down, and you don't want to rely on drugs, these five natural solutions, as found in the Harvard Special Health Report Erectile Dysfunction: How medication, lifestyle changes, and other therapies can help you conquer this vexing problem , may reverse your ED and improve your sex life. They are easy to adopt and enrich your health in other ways, too. Begin walking. Eat right. Go bullish on fruit, vegetables, whole grains, and fish—a diet that lessened the likelihood of ED in the Massachusetts Male Aging Study—while downplaying red and processed meat and refined grains.