WATCH: The Boston Bruins and Montreal Canadiens weren't trading Christmas cards in the first period of Tuesday's showdown at TD Garden.

LAS VEGAS – The Vegas Golden Knights scored five goals in the first period and cruised to a 7-2 victory against the San Jose Sharks at T-Mobile Arena on Tuesday.

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

Pregnancy is almost long enough for you to forget what having a period feels like. But rest assured, the first period postpartum will swoop in to remind you—potentially with a vengeance. Here's ...

Girls in the United States are getting their periods earlier, and it's taking longer for them to become regular, according to a study. The age at which women get their first period, known ...

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The day I got my first period is permanently implanted in my brain. As every girl knows, one of the cruel aspects of mother nature is that you never really know when that first period is going to hit.