The higher level of prostaglandins you have in your body, the more cramping you may experience.

Plus, as your uterus contracts, it compresses the blood vessels in the lining, which restricts oxygen.

This results in your body releasing chemicals that can cause pain.

woman with menstrual cramps

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When this happens, menstrual cramps may clinically be described as dysmenorrhea.

There are two types of dysmenorrheaprimary and secondary.

Endometriosis is one, which can lead tofertility issues.

2020;17(4):1191. doi:10.3390/ijerph17041191

NHS.Period pain.

Kids Health from Nemours.Talking to your child about periods.

University of Utah Health.Period pain: When to go to the doctor.

Women’s Health Concern.Period pain.

American College of Obstetricians and Gynecologists.Dysmenorrhea: Painful periods.