2011/11/01 | 
Author When a male is sexually aroused or excited, his penis is quickly filled with extra blood, the amount of which is more than usual. The penis gets expanded and harder and a person experiences an erection. After sexual intercourse is completed and an orgasm is achieved the erection naturally goes away.
The erection lasting more than 4-6 hours is known under medical term priapism. This condition is dangerous because it can permanently damage the penis of a man. In the situation when a painful and prolonged erection occurs, a person should immediately seek medical help to avoid complications.
It is proved that some conditions, certain medications, illegal drugs and alcohol interfere with a natural erection process. The penis does not fill with blood enough to get erect and a male cannot get an erection. The condition may have a persistent character and is called erectile dysfunction or impotence.
Having sex a male has more physical activity, his heart starts working harder and faster. People with cardiovascular problems are not recommended to be too sexually active and provoke life threatening conditions. If sexual activity is not advised for you by your doctor due to your heart problems, do not take any stimulants to enhance sexual function or increase your stamina. Visit your doctor to ensure that you are healthy enough to keep the extra strain of performing sex. In case you suffer from cardiovascular disorders, have chest pain, dizziness or nausea during sex, inform your doctor about these conditions.
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