Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Povidone-iodine can remove bacteria from skin, but it's ...

Skin purging can occur when new skincare products speed up cell turnover. Skin purging temporarily causes whiteheads and blackheads within a few weeks of using new products. Gradually introducing new ...

Keratosis pilaris is a common, harmless skin condition that causes tiny, rough bumps when dead skin cells plug hair follicles. On darker skin tones, keratosis pilaris may look like raised goosebumps ...