What are menstruation for?

Answer:

Menstruation is part of the woman's reproductive cycle. Through her menstrual cycle, she ovulates (or releases an egg from her ovaries). During this ovulation period, the egg awaits sperm from a males ejaculation which will then fertilize the females egg. If this fertilization process is successful, the female becomes pregnant. This process is necessary to keep up the human population.

First answer by Kharrima. Last edit by Kharrima. Contributor trust: 967 [recommend contributor recommended]. Question popularity: 3 [recommend question].