bad anatomy bad science crackpottery dude you've got no fucking idea what you're talking about mansplaining sex miseducation vaginas

Celebrate International Women’s Day by listening to this dude explaining periods. And … motor oil?

Note: Motor Oil should not be anywhere near your, well, you know what

By David Futrelle

What better way to celebrate International Women’s Day than with a mansplaination of the menstrual cycle from a (presumably) young man on Tumblr who doesn’t seem to have ever seen a vagina in real life?

Although he assures us he has felt their pain.