Tissue damage resulting from exposure to low temperature. Most often they freeze the toes, then the hands, ears, cheeks and the tip of the nose. You can freeze them and at zero degrees, if a person is long standing on a street-dressed, wearing close and wet shoes, without a hat. At first, he feels cold and tingling in the area subjected to frostbite. The skin reddens in this place, then abruptly turns pale and loses sensitivity.
There are four degrees of damage.
Infectious diseases for all
Diseases of the ear, nose and throat
Modern research methods