I often see patients with rosacea, a chronic skin condition that causes redness, swelling and sometimes bumps on the face. While there are many factors that may contribute to it, one possible cause is ...

A scientist scraped a black dot on his forehead and put it under a microscope. He saw dozens of tiny face mites, aka Demodex mites, crawling around on the plate. Demodex are harmless and like to live ...