About US health care

"I would say look at the bills, see if there are errors, question things that don’t look right. One common thing is after surgery, when a nurse or someone comes in and says, “Do you want me to help you walk down the hall?” You say OK, and you see that come up on a bill as a $300 physical therapy charge. Say, “No, that wasn’t physical therapy. All I did was walk down the hall.”" from 
More Money, More Problems: How Profit Hijacked U.S. Health Care