The hive is also known as Urticaria, nettle rash, welts and weals. This is a type of skin rash that appears to be very itchy. This occurs at one specific part of the body and spreads all over across to large areas of the body as well. Its size ranges from a millimeters and upscale like a size of a hand. The rash changes its appearance within the first 24 hours but this settles in for a few days until it subsides. The hive has two different types and these are the;
Acute Urticaria- rashes of this type of hives completely clears just within six weeks.
Chronic Urticaria- this is a rare case for most people suffering from the hive or Urticaria wherein the rashes persist for more than six weeks and often goes longer for many years.
Urticaria Vasculitis- this is one of the most considered rarest case that a person can have. This is mainly caused by inflammation of the blood vessels inside the skin, and it lasts longer for more than 24 hours. This can be fatal if left untreated as it is very painful that it can leave a bruise in the body.
Who can be affected?
Often affected to the hive are children and women at around ages 30 to 60 years old. People with a history of allergies are greatly affected.
What causes Urticaria?
The levels of histamine are triggered as well as other chemicals that are released into the skin. Such substances can open the blood vessels causing it to look pinkish or reddish thus making it leakier.
The release of histamine.
This has many reasons why the release of histamine can be triggered such as an allergic reaction (food, insect bite and or sting), exposure to heat and cold, infection and particular medications like NSAIDs or antibiotics.
Symptoms that can worsen the hive.
Caffein and alcohol intake, a very warm temperature and stress related most likely emotional stress.