What Is The Rarest Thing To Be Allergic To?
What Is The Rarest Thing To Be Allergic To? With only a handful of known cases worldwide, the water allergy is among the rarest of the rare. Holly tells us: ‘Aquagenic urticaria is a rare form of physical urticaria, where contact with water can cause hives, a rash and/or angioedema. Why am I suddenly allergic