If a four-year-old can understand, anyone can.
The authors stressed it doesn't mean one causes the other.
Most women who tried them said they'd like to continue using them.
Working through menstrual pain isn't always effective.
Their philosophy helps fight the stigma around menstruation.
Heavy menstrual bleeding is a medical condition.
Periods are a fact of life, and the code of silence that surrounds them carries a heavier toll than you might expect.
Having sex on your period should be about what makes you feel great — and that means having a partner who embraces your body as much as you do.
Will we soon be turning cartwheels in white pants?
He believed contacting a woman on her period could sour wine.