Working alongside physicians, Bill Mahaffy has harvested arteries and treated patients in cardiac-care units, but he's not a physician; he's a physician assistant (PA), an occupation that is expected ...

The healthcare industry's fastest-growing profession is also one of the newest. Physician assistants, more commonly known as PAs, are among the top five fastest growing careers according the Bureau of ...

Aspiring doctors who want to sub-specialize in a very specific area of medicine, such as addiction psychiatry or pediatric surgery, may elect to pursue a fellowship in that field, which means that ...