Eggs pop out of ovaries. But what propels them has been unknown. Now, researchers from the University of Connecticut explain in an article published in the September 18 issue of the Proceedings of the National Academy of Sciences that tiny, muscle-like fibers in the ovary's cells squeeze the egg out...
This won't stop the uterus from shedding, but a hormone-less contraceptive would probably be a great alternative for those who have be reactions to the pill.