Adult acne affects 5.6 million Canadians (and 75% of them are women!). September is Acne Awareness Month, so we’ve teamed up with Refine, Medcan’s dermatology clinic, for the ultimate guide to adult acne. Dermatologist Dr. Jennifer Tran (pictured above) breaks down the who, what, where, when and whys of acne, and how you can know what’s best for your skin.