With bare hand or snow and coxal contact, can make quantity of heat is lost quickly, cause local frostbite.
When temperature crosses low accentuation, the body hard again ego heats, because this is needed from body extra heat. Inside the hematic current human body that if make heat quickly outside body,can make iciness, farther aggravating illness. Can put hot system in the following place: The small of the back, gastric ministry, axillary, hind neck, wrist ministry, crotch, these place blood stream are close to body watch, can carry quantity of heat to enter human body inside.
4, seasonable complementary capabilities
Human body should maintain temperature in cold environment, inevitable metabolization increases, physical strength consumes grow in quantity, increase what nurture pledges to absorb capacity ability to satisfy human body to need only. Tall caloric is protein, consequently adipose kind food should increase than ever. Alcohol and water cannot produce heat, do not drink absolutely when chill, although can create the sense with calorific body temporarily,drink, but actually alcohol makes blood-vessel expands, increased the body medicinal powder hot, cause physical strength feeble. The expert reminds: Do not drink absolutely come keep out is cold.