Medically reviewed by Cordelia Nwankwo, MD Key Takeaways Breast development usually starts about two years before the first ...

For many people, a missed period is the first signal that they're pregnant. However, this often isn't the first sign of pregnancy your body gives you. From hormonal changes to swollen breasts or ...

The age of one's first period can predict their health in the future. (lastudio87 / Getty Images) For girls, starting their period is inevitable. But the age when a child’s period begins, called ...

Missed period = most common first clue. Early symptoms can mimic PMS. A pregnancy test is the only sure answer. Think you might be pregnant? Sometimes the signs show up before a test even does. In ...

For girls, starting their period is inevitable. But the age when a child’s period begins, called menarche, can tell them a little about their health later in life. Menarche that begins “anytime ...