You have different sets of molars when you’re growing up. The molars you get around ages 6 and 12 are known as your first and second molars. The third molars are your wisdom teeth, which you’ll get ...

A molar pregnancy is a complication in which an abnormal mass or tumor forms inside your uterus, instead of a placenta. In a healthy pregnancy, the placenta is an organ that grows in the uterus and ...

On weekday mornings in late winter, they start to arrive before dawn. They drive in from Arizona or California, catch a shuttle from Yuma, or park their car in a lot in the Sonoran Desert and cross ...

Pregnancy happens after an egg is fertilized and burrows into the womb. Sometimes, though, these delicate beginning stages can get mixed up. When this happens, a pregnancy may not go the way it should ...