Emedicine.com - Urticaria:Pathophysiology, frequency, mortality/morbidity rate, causes, treatment, laboratory studies and medications.
American Academy of Dermatology - Urticaria: Brief overview of types of urticaria, causes, and treatment. Displays some photographs.
Asthma and Allergy Information and Research - Urticaria: Detailed information on types of urticaria, potential causes, and options for treatment.
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.
DermNet - Urticaria: Information on different types of hives, including cholinergic urticaria and dermographism.
Discovery Health - Hives: Description of hives, symptoms, prevention, treatment, when to call the doctor, and prognosis.
eMedicine Health - Hives and Angioedema: Consumer health resource center providing information on the causes, symptoms, and treatment.
Hives - DrGreene.com: Question and answer format explaining possible causes of hives, as well as treatment and prevention.
Hives - DrGreene.com: Read an article explaining a common rash and its many causes.
International Chronic Urticaria Society: Extensive clinical and anecdotal information about chronic hives from members of a mailing list support group.
MedicineNet: Hives: Doctor written consumer health information on this condition, the different types of hives, causes, and treatment.
Stop And Smell The Roses: Living with Urticaria Pigmentosa. Find articles and information about a book.
Understanding Urticaria: A flash presentation showing the causes and treatment of urticaria. It also illustrates how steroids suppress urticaria without helping.
Urticaria Pigmentosa: Causes, prognosis and treatment.
Urticaria.com: Information on the causes and symptoms of urticaria, and explanations of homeopathic treatment plans. Online consultation available.