A. A hernia is a protrusion of an organ or tissue through an abnormal opening in the body. Most hernias occur when a piece of intestine slips through a weakness in the abdominal wall, creating a bulge you can see and feel.
Becoming an orthodontist requires many years of education. Orthodontists must attend college and medical school, and then complete an additional two years of specialized training. Orthodontists make up the largest group of specialized dentists, and job prospects in coming years are expected to be good.
Orthodontist: Job Duties, Employment Outlook and Educational Requirements Research what it takes to become an orthodontist. Learn about education requirements, job duties, average wages and job outlook to find out if this is the career for you.