Add Yahoo as a preferred source to see more of our stories on Google. Periods are triggered by a drop in hormone levels in your body, specifically estrogen and progesterone, Dr. Anita Somani, ...

Bloating, cramping, and headaches are just a few of the common symptoms of premenstrual syndrome (PMS). The most common cause for PMS is a drop in hormones. Typically these symptoms last about a week ...

Missing a period can make you pause and wonder what’s happening with your body. It’s often one of the early pregnancy signs, but it’s not the only hint. Long before a test can give you a clear answer, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The first few times you get your period, it’s totally normal to feel caught off-guard. (But, ofc, not ...

The first few times you get your period, it’s totally normal to feel caught off-guard. (But, ofc, not ideal.) In fact, irregular periods are super common in the beginning. Your body isn’t ovulating ...