Harvard Health Letter

How to prevent and treat dry skin

Winter is tough on the skin. This is because people are indoors with forced, hot air, which decreases humidity and causes dry skin. Ways to fight back include avoiding hot showers; adding a humidifier to the home so that the air will be less dry; and moisturizing the skin. Dermatologists recommend skin moisturizers that contain natural fats called ceramides. Moisturizers should be applied on the skin as soon as possible after showering or washing hands. 
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