Hives or the utricaria allergy can arise on the skin all of a sudden and last for about 12 hours to one day. In some cases, the rash or itching and bumps may remain for a bit longer. However, hives are generally not associated with any long-term adverse condition and may soon disappear. Utricaria or the allergy causing redness, rashes, itching and swelling or bumps may be caused primarily due to allergic reaction to medications, food, or atmospheric conditions. However, other causes of hives or itchy rashes include allergy triggers or irritants like pollen, insect bite, or pet dander. Emotional stress, overexposure to sunlight, and certain diseases may also cause utricaria. Let us discuss the various causes of hives.

 

About 20 percent of the total world population is affected by the allergic reaction that causes red bumps, itchy swollen skin, and rashes, which may be painless or painful at times. The occurrence is higher in women. Such allergies causing rash, itchy and bumps on the affected skin may appear suddenly and has a tendency to rapidly change its shape and size. The main symptoms of utricaria are itching skin, rashes, and small blisters or red bumps of varying sizes. Hives may also cause rashes or itchy swollen skin in the lips, tongue, and throat.

 

Among the various causes of utricaria or the allergy-causing rash, itching, redness and bumps or blisters, these allergic reactions are caused when there is a leakage of blood plasma from the skin’s blood vessels due to the histamine chemical released by the specialized skin blood vessel cells. This occurs due to a reaction to any medicine or food. However, there are many other causes of utricaria allergy or the rash, itchy and bumps causing allergies. These include various allergy triggers and other physical and mental circumstances. The various causes, allergy triggers, or irritant causes of utricaria or symptoms like rashes and itchy bumps are discussed below.

 

 

Some foods like strawberries, nuts, chocolates, eggs or, shellfish may cause skin rashes, itchy skin, or painful blisters of hives or the utricaria allergy.

Certain allergic reactions or utricaria symptoms occur on consuming some medicines like aspirin, penicillin or any anti-inflammatory painkillers.

Pollen also causes hives and leads to symptoms of rashes, itching, or redness of skin. Therefore, pollen is an important allergy trigger that causes utricaria.

Insect bites, animal/pet dander may also cause hives and various symptoms like redness, blisters, and itchy rashes.

 

Overexposure to strong sunlight or extreme cold may also cause utricaria and its various symptoms including blistery, itchy, red, or swollen skin or skin rashes. People may get symptoms of hives during excessive emotional stress or mental pressure and too much exertion. Diseases like leukemia, lupus, and other autoimmune diseases may also cause rashes, itchy skin, and hives. Physical contact with sensitizers or certain chemicals in cosmetics, ointments, or deodorants may also cause utricaria.
 

Flu and cold viruses also have the ability to trigger utricaria and other symptoms of hives.