The process that happens usually 12-16 days before your period, when hormone changes trigger an ovary to release an egg. Ovulation is triggered by a rise in the luteinising hormone, which stimulates the follicles for the release of the egg.

More from the Glossary

Our site uses cookies to make for a more optimal experience. By continuing to browse the site you are agreeing to our use of cookies 🍪 You can view our cookie information here.