Emedicine.com - Urticaria - Pathophysiology, frequency, mortality/morbidity rate, causes, treatment, laboratory studies and medications.
AllergyWeb : Chronic Hives (Urticaria) - A guide for sufferers discussing causes and medications.
Dr. Greene's House Calls - Question and answer format explaining possible causes of hives, as well as treatment and prevention.
Hives (Urticaria) - Information on causes and treatments of different kinds of urticaria.
Types of Urticaria - Discussion of cholinergic urticaria, angioedema, dermographism and pressure urticaria.
Urticaria - Patient Information - Information on different types of hives, including cholinergic urticaria and dermographism.
Chronic and Acute Urticaria - Overview and information on common triggers.
Urticaria: Just Call Me Hives - Skin Care Today article.
American Academy of Dermatology : Urticaria - Information on how different types of hives are formed especially the foods that cause them. Also with prescription and treatments.
ICUS - An online-support group for people suffering with urticaria.
ACAAI - Urticaria - General information on urticaria, what can trigger it, types and identification, and treatment from the American College of Allergy, Asthma, and Immunology.
Javed Sheikh, MD - Learn about hives and other medical things in this doctor's website.
WebMD - Hives - Cause, symptoms, and treatment of hives.
Discovery Health: Hives (Urticaria) - Description of hives, symptoms, prevention, treatment, when to call the doctor, and prognosis.
OnHealth: Allergy Questions: Long-Term Hives - A parent asks about the use of oral steroids to eliminate hives from her 9-year old daughter.
Urticaria.com - Hives information, causes, frequently asked questions, research, new measures, treatment plans on-line.
Urticaria Pigmentosa - Causes, prognosis and treatment.
OnHealth: Finding a Solution for Hives - Dr. Ralph Golan suggests ways to ease the problem, not just its symptoms.
Chinese Traditional Medicine and Urticaria - Describes in detail how practitioners in China solve this disorder with TCM herbal products and herbs. Information about TCM books, qigong, tuina and acupuncture included.