Keratosis Pilaris: Those Rough Bumps on Your Arms Are Not Dirt and Scrubbing Only Makes Them Worse
What Those Bumps Actually AreKeratosis pilaris is a follicular condition in which keratin, the protein that forms your hair and nails, builds up inside individual hair follicles and plugs them. The result is a cluster of small, rough bumps, usually on the upper arms, thighs, or cheeks, that feel like…
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