“Start by wiping off excess product on the rim of the tube to get an even application,” Kassajikian advises. From there, ...

A menstrual cup is a more sustainable, cost-effective option than pads or tampons. Here's a complete guide for how to use one.

Spermicide is a gel or cream you put into your vagina before sex that's designed to prevent sperm from fertilizing an egg. It's 72% to 82% effective.