If you've ever had a urinary tract infection, somebody has probably told you to drink cranberry juice. The idea that cranberries have infection-fighting powers has been around a long time. Now, there's research to support it. Scientists at McGill University have found that cranberry extracts make E. coli and bacteria responsible for urinary tract infections and pneumonia more susceptible to antibiotics. It’s a two-step effect. First, the cranberry molecules make the bacterial cells more