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 ...

Pre-ejaculate, or pre-cum, is a fluid the penis produces during sex to help with lubrication. It can contain some sperm, but has much less than semen, meaning its less likely to cause pregnancy. To ...