What is the definition of hives?
When there are itchy and red welts on your skin, you may have hives. It is usually the result of an allergic reaction. Besides, it can also be known as urticaria.
Usually, it disappears on its own after a few minutes or days. However, if it lasts for more than 6 weeks, it may be chronic hives.
What are the signs and symptoms of hives?
Symptoms of hives include:
- Raised welts or bumps on the skin
- Feeling itchy, burning or stinging
- Red welts on the skin
- Welts that can be growing and that occur and disappear again and again
If you feel dizzy and have difficulty breathing, see a doctor as soon as possible; because these indicate a serious allergic infection.
What is the cause of hives?
The cause of hives tends to be an allergic reaction. If you have an allergic reaction, your body will release histamines into your blood. These chemicals make your body start to protect itself from the intruders. In some people, the process can trigger hives.