Asthma reduces the amount of oxygen in the body and this is turn disturbs the blood supply from the heart to the different parts of the body. The blood supply to the penis is also affected due to the asthma. This leads the lack of blood supply to the penis during the sexual encounter and finally man becomes prone to the erectile dysfunction. Asthma also damages the arteries that supply blood to the different parts of the body. Thus, gradually the arteries that supply blood to the penis are also damaged. This tends to the lack of blood supply to the penis that leads to the erectile dysfunction in men. if you are suffercing go to online shopping... =====my cool spamlink has been removed====