Pre-ejaculate is also called pre-cum, and is a liquid that squeezes out of the penis when aroused. It is formed by the accessory sex glands. These glands are different from the prostate and testes ...

Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...

During sexual activity, the penis produces a lubricating liquid called pre-ejaculate before climax. While this fluid — also called pre-cum — isn't the same as semen, it can contain sperm, says Sherry ...