The Menstration Cycle - When You Run Out of Eggs

2min Snip

00:00

Play full episode

Summary

Transcript

Episode notes

In your thirties and forties, the process of eggs actually dying or degenerating speeds up. A lot of these eggs aren't even making it to the growth phase. The winning egg then takes a little trip through the philopian tubes. Maybe it gets fertilized, probably not. If not, it gets ejected in the delightfully bloody, sometimes crampy, usually pretty annoying, menstration known as a period.

There's an old story scientists tell about human ovaries: that they are ticking clocks that only lose eggs, never gain them. Now that story might be changing, opening the door to new treatments for infertility and menopause.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! unexplainable@vox.com

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

Learn more about your ad choices. Visit podcastchoices.com/adchoices