How Do You Not Throw Out the Baby With the Bathwater?

How do you not throw out the baby with the bathwater? What are some solutions to a practice of medicine and medical research that results in fewer reversals? One is medical education. The root, the basic science of medical school is evidence base medicines. We have to have an ethic where, when we offer something to someone and there's uncertainty, we should be very clear about communicating uncertainty. And then i think the last thing is a the ethic of practising physicians.