Why do they say that doctors practice medicine?

• Can a doctor with a classification of do practice family medicine?
  Yes. My family practice physician is a DO. She graduated from a DO school and then went on to family practice residency.
  
• Can you be a Doctor of Medicine and a Doctor of Osteopathic Medicine?
  You could be, but there is really no reason to do that. Because, in the U.S., there are these two equivalent doctoral degrees that can lead to licensure as a physician: The M.D. (Doctor of Medicine)...
  
• Did doctors practice medicine in ancient Rome?
  Yes, they had doctors and surgeons in ancient Rome. Most of them were either Greek or Greek trained and some of them were highly skilled for their time. Every emperor, general, or wealthy person had...
  
• Is a Doctor of Osteopathic Medicine the same as a Doctor of Medicine?
  No. The two medical degrees in the US are separate doctoral degrees, offered by separate training institutions. A Doctor of Osteopathic Medicine (D.O.) has trained at a different type of medical...
  
• Can a Doctor Who has not passed the final examination to be a medical doctor practice medicine?
  Of course not he is not a qualified doctor. I don't know where you live but in most countries a doctor once qualified has to register to be able to practice and no registration board would accept an...