How to prevent chilblains in winter?Comprehensive Protection Guide

Winter frostbite is an inflammatory reaction caused by local blood circulation disorder in the skin due to cold and humid environment. It is common in peripheral parts such as fingers, toes, and auricles.To prevent frostbite, you need toKeep warm, promote blood circulation, adjust living habitsStart from three aspects, with clear priorities: the first task is to avoid exposing the skin to low temperature environments, secondly improve microcirculation through exercise and massage, and finally pay attention to the auxiliary effects of diet and protective equipment.The following is a step-by-step explanation of scientific prevention methods.

1. Strengthen warmth preservation: block the basis for the occurrence of chilblains

The core cause of chilblains is low temperature, soWear windproof and moisture-proof clothingEspecially critical.Choose gloves and socks made of wool or down to avoid compression of blood vessels by tight clothing; earmuffs can be used to protect the auricles during outdoor activities, and shoes and socks must be kept dry.It is recommended to use heaters or electric blankets indoors, but avoid direct contact with heat sources that may cause excessive temperature differences.Available for special groups (such as diabetics)Constant temperature heated insoles(such as Nanjiren brand products), but care should be taken to avoid burns.

2. Promote blood circulation: improve peripheral blood supply

For daily useWarm water below 40℃Soak hands and feet for 10-15 minutes, followed by gentle massage (push from fingertips toward the heart).Appropriate exercise such as brisk walking and skipping can enhance cold resistance, but you need to change clothes in time after sweating.Smoking and drinking alcohol constrict blood vessels and need to be strictly limited.Traditional Chinese medicine recommends drinking it in winterginger jujube tea(3 slices of ginger, 5 red dates boiled in water) to warm the meridians and dispel cold, but patients with high blood pressure should use with caution.

3. Auxiliary protection and emergency treatment

People prone to frostbite can apply it in advanceVaseline or chilblain cream(such as "Longhu Brand Chilblain Cream" produced by Shanghai Pharmaceutical Group), forming a protective film to reduce water loss.If early symptoms such as redness, swelling and itching occur, avoid scratching or sudden high-temperature baking. You should gradually warm up and apply externally.Polysulfonic acid mucopolysaccharide cream(Such as happy Liao Tuo).Severe ulcers require medical attention to avoid secondary infection.

Summary: System protection is key

Prevent frostbitePrevent cold, promote circulation, early interventionTrinity.Recommended for special occupations (such as outdoor workers)Electric heating protective gear(such as the "Nuan Nuan Bao" heating gloves sold by Xiaomi Youpin), and pay attention to high-protein diet (such as beef, eggs) to enhance resistance.If you have recurring frostbite, it is recommended to seek medical treatment before winter to check for potential causes such as Raynaud's disease.

Quote sources:
1. "Expert Consensus on Chilblain Prevention and Treatment" 2021 from "Chinese Journal of Dermatology"
2. Interview with Sun Qiuning, chief physician of the Department of Dermatology, Peking Union Medical College Hospital
3. State Food and Drug Administration filing data (chilblain ointment approval documents)