Common Causes of Itching

If itchy skin is irritating you, figuring out what's making you scratch can help you find a solution.

The U.S. National Library of Medicine says common causes of itching include:

•  Having an allergic reaction.
•  Having dry skin, a skin rash or a skin condition such as eczema.
•  Having an insect bite or sting.
•  Being exposed to irritating chemicals.
•  Having pinworms, scabies or head lice.
•  Being pregnant.
•  Having a reaction to a medication.