Itchy skin is a common complaint that affects many people. From skin irritation to changes in the weather or allergic reactions to ingredients in bath or laundry products, itchy skin has a variety of potential causes. Conditions like eczema can also lead to chronic itchy skin that can be difficult to manage or treat. How you treat itchy skin differs depending on the cause of your problem. Read below to find out more about what causes itching skin and how to treat it.