Doctors warn frostbite risk rising as dangerous cold grips the DC region

As extreme cold grips the D.C. region, doctors warn the risk of frostbite is rising.

Frostbite is more than a skin injury. It affects blood flow and the body’s blood vessels, according to Dr. Adam Friedman, chair of dermatology at the George Washington University School of Medicine and Health Sciences.

“(When) we think about frostbite, this is not just about skin, it’s about blood flow. It’s about our blood vessels,” he said.

Friedman said the extreme cold can constrict blood vessels...