Myth or Fact: Doctors know what they need to about drugs and other treatments; there’s no need for more research into what treatments work best.
Fact: only about 20-25% of treatments have enough facts backing them up to say whether they actually help or not. See Sean R. Tunis, “Reflections of Science, Judgment, and Value in Evidence-Based Decision-Making: A Conversation with David Eddy,” Health Affairs, 19 June 2007.