Why Westerners depend on doctors so much?

No offense to the Westerners, but I have noticed that Americans, Europeans or Australians (I think in the Southern Hemisphere the West-East is reversed) tend to rely too much on what the doctor said, without having second doubts, and they don’t try to make-up any medication techniques of their own.

Why?
Why Westerners depend on doctors so much?
Post Opinion