How Your Menstrual Cycle Works

Published on: Feb 24, 2021fb-roundtwitter-roundemail-round

Reminder: Your menstrual cycle is more than just the 3-7ish days of your period. It's actually around 28 days – and each has its own set of side effects. Because it’s been a minute since sex ed. Here's your refresher.

Skimm'd by Rachel Klein, Rebecca Litt, and Beth Wexler


live smarter.

Sign up for the Daily Skimm email newsletter.

Delivered to your inbox every morning and prepares you for your day in minutes.