More or Less: Behind the Stats - The numbers behind “natural” birth control

Download The numbers behind “natural” birth control

Videos on TikTok have been claiming that so-called “natural” birth control methods can be 99% effective. We examine what we really know, and how we know it.

Published on Saturday, 20th August 2022.

Available Podcasts from More or Less: Behind the Stats

Subscribe to More or Less: Behind the Stats

We are not the BBC, we only list available podcasts. To find out more about the programme including episodes available on BBC iPlayer, go to the More or Less: Behind the Stats webpage.