Even in temperatures above freezing, the danger chilblains can still be a concern.

Chilblains, or pernio, occurs when small, itchy, swollen lesions form on the skin after exposure to cold, damp, or dry conditions. Chilblains can also occur after exposure to infections such as ...

Cold weather can sometimes trigger painful swelling of the fingers and toes, known as chilblains or perniosis. Learn what causes it, who is affected, and simple ways to prevent it.

Sudden hives, swelling of lips or face, or difficulty breathing after cold exposure need urgent attention, as they may ...