Medically reviewed by Danielle Weiss, MD Thyroid disease can sometimes cause repeated bouts of an itchy skin rash known as hives. In fact, up to 30% of people with chronic hives (also known as chronic ...

An allergic reaction can cause a neck rash with urticaria (hives), or raised, red, itchy bumps or welts. Allergic reactions to foods or environmental allergens often cause a rash on the face and neck.

Unlike most rashes, hives: Hives can develop anywhere on the body, but most commonly appear on the chest, neck, arms, and legs. If you have hives Hives can have a few different causes, including ...

Also, dark skin can vary in pigmentation and so too can the appearance of hives and other rashes. How hives appear on dark skin can vary from person to person. Sometimes having hives is mistaken f ...