Itchy skin is one of the most common reasons that dogs are taken to the vet, especially in spring and summer. Persistent itching can result in a dog constantly scratching and biting their skin. Itchy dogs can also develop secondary skin infections and lesions as a result of all the scratching. Itchy skin can be caused by a number of things such as fleas, infections, allergies, or insect bites. It can also be caused be chemicals and irritants in some shampoos and conditioners. Once the skin's bar