Women over 30 who haven’t yet had kids are often told “tick tock — your biological clock is running out of time.” Marnie Chesterton digs into the science underpinning that view. When do women become infertile and why?
This story was originally produced by Marnie Chesterton in 2015. It was hosted for Transistor by Genevieve Sponsler and mixed for Transistor by Josh Swartz. Host intro music: “My Always Mood” from Broke For Free.