Think of it as a two-step defense. A quick cleanse before your workout removes any dirt, sunscreen or product that could mix with sweat (and get in your eyes). If you don’t wash before, that trio of sweat, bacteria and oil can get trapped in pores along with heat, which inflames the skin and leads to irritation and flare-ups. After you’re done, use a gentle, non-stripping cleanser to reset your skin. Skip anything too harsh—your skin’s already in a sensitive state.
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