what is Urticaria (hives) - More information on hivesThe wheals are usually multiple and remain visible for 30 to 45 minutes .The reaction is due to release of histamine from cellular stores within t
More information on Hives or UrticariaHives or Urticaria - also called urticaria a hypersensitive skin reaction characterized by the sudden appearance of very itchy , slightly raised , smooth , flat-