what cause you to itch all over?
<answer> Allergic reaction, Eczema, Dry skin, Insect bites and stings, Irritating chemicals. <context> Itching is skin tingling or irritation that makes you want to scratch the itchy area. It's a symptom of many health conditions. Common causes are. Allergic reactions. Eczema. Dry skin. Insect bites and stings. Irritating chemicals.