“Frostbite is a freezing injury to the body’s tissues caused by prolonged exposure to cold,” Johns Hopkins Medicine says. “It can cause lifelong (permanent) damage to the body. The most common places affected by frostbite are the fingers, toes, cheeks, chin, ears, and nose.”

Buffalo Bills wide receiver Mack Hollins arrived barefoot before his and Josh Allen's team's game against the San Francisco 49ers in snowy, frigid weather.