Why do you feel itchy all over your body when your body gets hot in winter?

When the weather is cold in winter, we all wear thick clothes to keep warm and prevent frostbite on the skin. The climate in winter is still relatively dry, and our skin will inevitably become dry and flaky, and sometimes itchy. Some people say that they feel itchy when their body is hot. What is the reason? Why does my body itch all over when I feel hot? .

1. Sensitive nerve endings of the skin cause itching

Dry skin disease in winter

If there is no rash on the body, it is probably because the skin is too dry. When the skin is dehydrated, it becomes fragile and sensitive, and it also increases the sensitivity of the skin's sensory nerve endings.

Static Electricity Irritation

When the skin is dehydrated and dry, static electricity cannot be released in time and remains on the surface of the skin, irritating the skin and one of the causes of skin itching. Some people like to wear chemical fiber clothes. Wearing such clothes is like fur rubbing against rubber rods, which can easily generate static electricity and cause skin itching.

Cold and hot stimulation

When the weather is cold and dry in winter, the capillaries on the surface of the skin shrink. When the body is heated, the capillaries will expand again. The tactile nerve endings distributed on the skin surface are very sensitive. , slight friction or irritation can cause itching. Although the blood vessels are dilating, it is a kind of stimulation to the nerve endings on the surface of the skin, so there is an itching feeling.

Summary:

When sweating, some people will also feel a tingling sensation. The reason is the same, which is due to the increased sensitivity of sensory nerve endings. Dry skin, changes in climate, temperature, and environment are all factors that cause sensitivity of skin sensory nerve endings.

2. Allergies cause skin itching

When allergy symptoms are mild, there is usually no red rash, but the skin will still feel itchy. For example, some people are allergic to mango juice. , yam mucus, or shower gel allergy, symptoms of itching will occur when in contact. You can check to see if you have been exposed to allergens recently.

3. Cold urticaria causes itching

These are factors that may cause skin itching when there is no rash on the body. However, when the skin itches in winter, it is sometimes accompanied by some rashes. This situation can be considered cold urticaria.

Cold urticaria often occurs in winter and is related to physical constitution. The cold air in winter is one of the causes of urticaria. Eating raw and cold food may also induce itching symptoms. The disease is also accompanied by slight skin heating during the attack.

4. Skin moisturizing tips

1. Cold boiled water has a better hydrating effect than hot boiled water. Drinking more every day can help maintain the moisture that is easily lost at its best. level.

2. Drink a glass of cold water before taking a bath or shower to prevent the heat from quickly evaporating the water under the skin.

3. Skin care products contain vitamins, and the moisturizing effect will be more obvious. Vitamins A, B1, B2, B6, C, E, F and H are all good.

4. Night is the time when skin penetration is enhanced. Get enough sleep and your skin will become hydrated when you get up.

5. Fruit can replenish water and vitamins, deeply moisturizing the skin, and of course cannot be omitted. However, eating fruits with high sugar content will consume water. You may wish to eat more fruits that are not so sweet, such as citrus, strawberries, and grapes.

6. If you go to bed after 12 o'clock, the moisture in your skin will be drained out. Therefore, people who always stay up late will have loose and dehydrated skin.

7. Drink a small glass of red wine before going to bed to speed up blood circulation and significantly increase the skin's absorption of moisturizing products.

8. Leave the computer for 5 minutes every hour to give your skin a rest.

9. You should gradually increase the use of moisturizing essence, aromatic essential oils, and anti-wrinkle cream to "tonic" during winter.

10. Use a moisturizing mask 2-3 times a week to treat dry skin. Especially in winter, a hydrating mask is indispensable.