If you have a cold or cough, an antibiotic may not be the cure. If you have a minor injury from playing hockey, a CT scan of the head may not be necessary. Then why do so many doctors prescribe these, and what can be done to stop it?

On this episode of The Dose, Shanoor interviews Wendy Levinson, M.D. and Karen Born, who run the Choosing Wisely Canada campaign. Based on the philosophy, ‘more is not always better,’ Choosing Wisely is a campaign to help clinicians and patients engage in a dialogue to avoid unnecessary medical tests, treatments, and procedures.