What can a hairstyle tell about a person if you walk for a long time in the cold, first, your cheeks, nose, ears, hands turn red

What can a hairstyle tell about a person if you walk for a long time in the cold, first, your cheeks, nose, ears, hands turn red, then if it’s very cold they turn white and lose sensitivity why is this happening what measures should be taken in case of frostbite.

1) A hairstyle can “tell” about some traits of a person, for example, if a person is sloppy, then his hair will be greasy, greasy.
2) Most often, the first signs of frostbite appear on: the cheeks, nose and skin of the hands. This happens because blood vessels constrict in the cold.
3) Measures necessary for frostbite:
1. Go into the heat
2. Attach something insulating on the frostbitten area
3. Drink hot tea or coffee.