It is a sign that she is getting close to the end of puberty. For specific medical advice, diagnoses, and treatment, consult your doctor. You should change your tampon at least every 4—8 hours. The same hormones that cause the uterus lining to build up also cause an egg to leave one of the ovaries. Most girls get their first period when they're around People who are in the upper 5—6 tablespoons are considered to have heavy menstrual bleeding.
If the egg is fertilized by a sperm cell, it attaches to the wall of the uterus, where over time it develops into a baby.
Can You Still Have Your Period If You're Pregnant?
This drop in hormones prepares your endometrium to shed, and triggers the production of hormone-like prostaglandinswhich cause your uterus to contract, causing your period 3, 4. Other things can also cause bleeding, like a miscarriage or an ectopic pregnancy when the fertilized egg implants someplace other than in the uterus. You should tell your doctor if your periods are usually regular but then become irregular for several months. Fun not so fun fact: Variations, taking into account the needs of the individual patient, resources, and limitations unique to the institution or type of practice, may be appropriate.