There are different degrees or stages of frostbite, each with its own symptoms and treatment. First-degree frostbite affects only the outer layer of skin, causing redness, swelling, and a tingling or burning sensation. Second-degree frostbite affects deeper layers of skin and causes blisters, swelling, and a pale or blueish color. Third-degree frostbite affects even deeper tissues, including muscles and tendons, and causes blackened, dead tissue and severe swelling. Fourth-degree frostbite is th