Cholinergic Urticaria (ChOU) is one of the most prevalent chronic inducible forms of Urticaria and typically appears during late puberty. Lesions are itchy, numerous, small (1 to 5mm in diameter), forming wheals. Physical Activity or passive Warmth, Spicy Foods or certain medications as well as Emotional Stress may all trigger it. Symptoms Cholinergic Urticaria (CholU) […]