What's cellulitis? A dermatologist explains
- Written by Marjorie Montanez-Wiscovich, Clinical Assistant Professor of Dermatology, University of Florida

Your skin usually deflects any bacteria it encounters, protecting you from all sorts of infections. However, when you get a bug bite or a rash, some of that bacteria can sneak in, potentially causing serious consequences.
For example, you might develop cellulitis – it’s the most...