Don't smoke; control your blood pressure, cholesterol level, and medical conditions such as diabetes. These factors can influence blood flow throughout the body and to the penis.
Avoid alcohol and recreational drugs that can lessen sexual desire or impair your performance.
Discuss side effects of medications with your health care provider . If medicine is to blame for sexual problems, an alternative with fewer sexual effects may be available. Never change your medications without your doctor's approval and guidance.
Exercise regularly, eat a healthy diet, manage your stress, and get enough sleep.
Work on maintaining good, open communication in your relationship.