Fictional character and image co-created using AI.Understanding CSU
Not All Hives Are Allergies: Understanding CSU for the first time
The clinical difference between an everyday reaction and a chronic immune response, explained plainly.
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Read. Understand. Act.
Plain-language explainers, evidence-based facts, and practical tools for understanding Chronic Spontaneous Urticaria. Filter by topic, search by keyword, and read at your own pace.
Fictional character and image co-created using AI.Start with the reflection
One minute that shapes your next visit.
Our six-question symptom checker helps you describe your hives clearly. Nothing is stored or shared.