How exactly does the IUD prevent pregnancy?


Question:


Answers:
it bumps to the uterine wall, and prevent fertilised egg from implanting to it.

Other Answers:
it doesn't actually prevent pregnancy. What an IUD does is prevent a embryo from growing so it causes a spontanious "loss"

With a foreign object in your uterus, prevention of sperm/egg contact and implantation of an egg is prevented.




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