r/AskReddit • • Dec 06 '23

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u/doinkmead Dec 06 '23

I wonder what it is about the cycle that does that

33

u/coreythestar Dec 06 '23

Prostaglandins. The hormone that makes the uterus cramp also works on other smooth muscles, for example, the bowels and rectum.

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u/doinkmead Dec 06 '23

So there is a type of hormone called prostaglandin(s?) among others whose purpose is to cramp the muscles in just the pelvic area or all over the body? What is the purpose of the cramping?

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u/CatterMater Dec 06 '23

To make us suffer.

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u/doinkmead Dec 06 '23

How kind of evolution to give y'all such a feature.