1. Your Pillowcases – Gross but true. Your linens harbor sweat, dirt and bacteria that can lead to pimples. Wash them weekly. 2. Your Diet – Studies show the elevated hormone levels in dairy can exacerbate acne. Try to limit the intake of milk products. 3. Your Face Mask – A cloth mask plus humid air is a recipe for maskne. A good rule of thumb: Change and wash your face covering as frequently as you do your underwear. Need help with acne? Immediate appointments are avail