Anna Lee Beyer writes about mental health, relationships, parenting, and books for Huffington Post, Romper, Slate, Glamour, Parents, and others. A first menstrual cycle usually occurs between the ages ...

Preparing your child for their first period—and roughly 40 more years of menstruation that follow—can feel like a big responsibility. But this milestone doesn't have to be overwhelming or awkward. In ...

Add Yahoo as a preferred source to see more of our stories on Google. A crop of tween-specific brands have popped up, promising better-sized products and messaging that specifically targets Gen Alpha.

Breast development usually starts about two years before the first period. Emotional changes and mood swings can occur just before the period. Growth spurts and pubic hair growth are early signs of ...