Erectile dysfunction incidence varies by age. A recent study in United States evaluates that as many as 18 million of American male population are affected. About 5 percent of men aged 20 to 40 are dealing with this condition, while male population aged 70 and older is more affected, about 70 percent having erectile dysfunction.

The conclusions also show that erectile dysfunction is especially present among men with diabetes, high blood pressure and other cardiovascular risk factors.

This is the first time a study reveal national data regarding the prevalence of erectile dysfunction in the United States. By all opinions erectile dysfunction is closest related to diminish of function of cardiovascular system. Therefore, the study suggests that overall lifestyle intervention, such as healthy diet and regular exercise, may be an effective way in prevention and treat this condition.

The final conclusion of the study is that such major lifestyle changes could have a beneficial impact not only on the incidence of erectile dysfunction among the adult American men. Maintaining a normal weight with adequate diets and regular physical activity as well as permanent control of cholesterol, high blood pressure and diabetes can also decrease the incidence of strokes and heart attacks.