OverviewFirst degree burns produce only reddening of the skin. Second degree burns produce blistering, as seen here.
Update Date 7/22/2014
Updated by: Jacob L. Heller, MD, MHA, Emergency Medicine, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.