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The uterus is a muscle. During menses it contracts to expel the uterine lining and menstrual blood. This is a mild from of the contraction it does to push out a baby. The contraction can press against a blood vessel and cut off the blood supply. This pinching off of the blood supply causes the cramping.
Answer 2:
I believe it's because of the shedding of the uterus lining.
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∙ 9y ago
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Why do girls get cramps from periods?
Girls' bodies produce a chemical that make the muscles of the uterus contract.
Do girls like periods?
Are you kidding me .. Do you think we enjoy having cramps and NO ! We hate them
You went drinking the other night and got serious cramps during your periods is that normal?
Drinking can cause major cramps. It's normal.
Can girls do exercises during the period?
Sure. It often helps with cramps.
Does walking hurt during periods for girls?
NO it does not..
Why do girls wear kotex?
Girls use kotex during their periods.
What physical and emotional changes happen during puberty?
goofy, hairy, horny, attitude problems for both genders. girls get bad cramps and very unreliable periods. boys' voices get deeper and get erections a lot.
What are problems virgin ladies face during periods?
Generally, the problems that virgin ladies face during periods are similar to those who are not virgins. Some common problems include cramps, prolonged periods and so much more.
Are cramps common with periods?
Yes
Do girls have mood swings the week before or during their periods?
I think its cause they get cramps and is hits alot i get mood swings a week before my period and a few days after ive come off, just one of those things
Do girls get their periods throughout life?
No. Periods start when girls hit puberty, around 12-15, and end during menopause, around 50.
What can be the problem if you have no periods and stomach cramps?
pregnancy
