Premature ejaculation refers to ejaculation before the penis is inserted into the vagina, or when the penis remains erect for too short a time after insertion. Premature ejaculation is the...

The erection of the penis is not normal, so that the purpose of sexual intercourse cannot be achieved, which is called "impotence". In ancient medical books, the term "impotence" is...

Are you having trouble maintaining an erection during sex? As many as 50% of men over the age of 40 have this problem. Erectile dysfunction can be frustrating and negatively...

Erectile Dysfunction Definition Erectile dysfunction, also known as ED, is a health problem in which a man cannot get or maintain an erection strong enough to have sexual intercourse. The...