Why isn't any female super heroine ever on her period? What do you think would happen if someone like wonder woman has PMS? - Quora
Why is my girlfriend not getting her period if we had sex 20 days before her expected period date? Are there any ways which one can miss their period except for sex? -
![Before She Gets Her Period: Talking with Your Daughter about Menstruation by Jessica B. Gillooly | Goodreads Before She Gets Her Period: Talking with Your Daughter about Menstruation by Jessica B. Gillooly | Goodreads](https://images-na.ssl-images-amazon.com/images/S/compressed.photo.goodreads.com/books/1173399218i/282660.jpg)