4 Sneaky Reasons Your Lips Are Always Chapped (and How to Remedy Them)

According to Dr. Hayag, another cause for dry, cracked, or peeling lips can be actinic cheilitis, which is damage to the lips as a result of chronic sun exposure. "The long-term sun damage and inflammation can lead to precancerous lesions and skin cancers," she said. "You should seek evaluation by a dermatologist if dryness and scaly patches are persistent, especially in the lower lip."

You can treat this issue with topical treatments, light therapy, and lasers.

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