Skin Care Insights — acne triggers
Outside Factors that Stimulate Acne
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By Rachel Hawkins, licensed esthetician, 25+ years · Updated November 2026 Breakouts aren't your fault, but some everyday habits can make them more likely. Here are the triggers I see most in my treatment room. Picking. It irritates the pore and can leave lasting marks. Hold a wrapped ice cube on an angry spot instead, then go on with your normal routine. Stress. Stress affects hormones, and hormones affect oil. Exercise, sleep and a few quiet minutes a day all show up on your skin. Phones, pillowcases and hands. Anything that touches your face moves oil and dirt around. Wipe...