Solar Urticaria: Understanding Sun-Triggered Hives in Canadians
Physical urticaria occurs when hives are triggered by a physical factor such as heat, cold, pressure, water, exercise, or sunlight. Some individuals with chronic hives (chronic urticaria) have an identifiable physical trigger. Solar urticaria is a form of chronic hives triggered by sunlight. After sun exposure, the affected skin can develop redness, itching, or welts […]
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