what is period please explain
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A period happens because of changes in hormones in the body. Hormones are chemical messengers. The ovaries release the hormones estrogen and progesterone . These hormones cause the lining of the uterus (or womb) to build up. The built-up lining is ready for a fertilized egg to attach and start developing.
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A period is a release of blood from a girl's uterus, out through her vagina. It is a sign that she is getting close to the end of puberty. There is a lot to learn about periods. Here are some common questions that teens h
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