Endometriosis - definintion- "A disorder in which tissue similar to the tissue that lines the uterus grows outside the uterus in places where it doesn't belong" As young girls, we wait patiently for our first period. It's like a right of passage- a monumental milestone. I was 12 when I got mine for the first time. I remember laying on my stomach on my mom's bed, as she shifted through an outdated