What to do with frostbite

Frostbite is good in early winter, cold is the main cause of frostbite. The cause of frostbite is that the skin of chilblain patients encounters cold below 0~10℃, wet or cold and warm changes, local arterioles contract, long arterial paralysis and expansion, venous congestion, local poor blood circulation and disease. So what to do? You can soak your hands in salt water and massage the frostbite site for about 15 minutes. Usually chilblain often shows itching situation, this time must pay attention not to scratch, otherwise it will make the skin fester. Then you can also use ginger smear often chilblain parts, even coated for several days, so you can effectively treat chilblain. Daily life can rub hands more, speed up local blood circulation, can also prevent chilblain.