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Hives (also called urticaria) refers to raised and splotchy areas of skin that can be caused by an allergic reaction to something. Hives may go away on their own.
Usually, allergies cause sneezing, watery and itchy eyes, a runny nose, itchy skin, and rash. ; Some allergic reactions, called anaphylactic reactions, are life threatening. ; Symptoms suggest the diagnosis, and skin testing can help identify the substance that triggers the allergy but does not predict the severity of a future reaction. ; Avoiding the trigger is best, but if it is impossible, allergy shots, when given long before the exposure occurs, can sometimes desensitize the person.
Learn about allergic skin reactions and what causes them.
or allergic reaction. Hives Symptoms With an outbreak of hives, you may notice: Raised welts of varying sizes on the skin Welts that are reddish in color (this may be harder to see on dark...
Skin Symptoms (Itching, Hives, Etc) Find answers to popular questions about skin symptoms.
Download this stock vector: Allergy symptoms concept icon. Organism reactions to allergens idea thin line illustration. Skin rash, hives, allergic conjunctivitis, migraine. Vecto - 2ANC6PN from Ala...
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Your immune system is responsible for defending the body against bacteria and viruses. In some cases, your immune system will defend against substances that typically don’t pose a threat to the human body. Some of these substances are known as allergens, and when your body reacts to them, it causes an allergic reaction. You can have an allergic reaction after inhaling, eating, or touching an allergen. Doctors can also use allergens to diagnose allergies and can even inject them into your body as a form of treatment. ...
Hives are raised, often itchy, red bumps (welts) on the surface of the skin. They can be an allergic reaction to food or medicine. They can also appear without…