What viruses cause hives?

Itchy rash; Causes of Widespread Hives. Viral Infection. The most common cause of hives all over the body is viral infections. Research has confirmed this. Other symptoms such as a fever, cough or diarrhea are also present. The hives may last 3 days. This is not an allergy. Bacterial Infection. Some bacterial infections can also cause hives. read more

Many viruses, especially those which occur frequently in children and are highly contagious, cause skin rashes. Many common viruses are identified by a specific type of rash, but nonspecific rashes can accompany many viruses as well. read more

Viral hives usually have a minimal amount of swelling around these raised areas, which sometimes causes the condition to be misdiagnosed as angioedema. Angioedema is swelling of large amounts of tissue under the skin instead of on the surface and is most common on the face. read more