In daily life, acne is a common skin problem for many people. Acne not only causes redness and swelling of the skin, but also itching. The appearance of acne on the belly skin accompanied by itching may be a symptom caused by skin allergies. You can apply some ointment locally for treatment. What causes acne on the belly? Acne on the belly may be caused by allergies. It will become more itchy after being heated. You can take anti-inflammatory drugs or use ointments to treat it. Causes The causes of skin allergies include internal factors and external factors: External factors: including diet, inhaled substances, climate, contact with allergens, etc. Among them, seafood, protein, spicy food, alcohol, inhalation of pollen, dust mites, cold weather, contact with chemicals, soaps, detergents, etc. are the most common causes of skin allergies. Internal causes: Allergic substances combine with the bronchial mucosa, nasal mucosa, and skin blood vessels, causing allergic rhinitis with sneezing and runny nose, allergic asthma with constant wheezing, and allergic dermatitis with itchy skin. In the process of allergic reaction, allergic mediators play a direct role. Allergens are the external causes of allergic symptoms, while low immune capacity of the body and oxidative damage to mast cells and alkali phagocytes by a large number of free radicals are the internal causes of allergies. In addition, according to traditional Chinese medicine theory and the latest research results, allergies are mainly caused by wind, dampness and heat in the blood and skin, or by blood heat and external wind. That is, it is closely related to the fact that there are certain toxins in the human blood. Symptoms Skin allergies mainly have the following characteristics: Skin allergies are characterized by: 1. The skin epidermis is thin, delicate and fair, with less sebum secretion, relatively dry, obvious capillaries, and the skin shows reduced dryness function. The ability of the stratum corneum to retain moisture is reduced, and the sebum film on the skin surface is not fully formed. 2. Contact with cosmetics or seasonal allergies can easily cause skin allergies, resulting in redness, swelling and itching. The skin lacks luster and the cheeks are prone to redness and swelling. 3. Due to seasonal changes, the skin tends to become unstable. The main symptoms are itching, burning, stinging, itchy skin and small rashes. 4. Easily affected by external environment or substances such as cold wind, food, water quality, ultraviolet rays, synthetic fibers, fragrance, pigments, etc. 5. Skin problems will occur when coming into contact with irritating substances. Allergies may occur to sunlight, climate, water, plants (pollen), cosmetics, perfume, insect bites and high-protein foods. |
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