It is important to protect the body and skin from frostbite as one could lose a finger if it is subjected to frostbite. The cold weather impacts on the circulation of the body.
Frostbite is freezing on the skin.
Superficial frostbite is only to the outer layers of the skin.
Most frostbite is caused by damage to the skin.
Frostbite can be prevented by keeping the skin in all areas warm. You can also prevent frostbite by covering the skin or by constantly rubbing the areas that start to go numb.
Your skin
Keep all areas of the skin covered and warm to stop frostbite.
Vaseline won't protect you from chlamydia. You can't get chlamydia from sharing a jar of Vaseline with someone, though.
skin
Yes, it does
Most reptiles have a spit that is similar to Vaseline, when they feel that they are drying out that spit this Vaseline type saliva onto themselves.
you could put Vaseline on it will moisturise your skin.