How can you tell if a dog has itchy skin?

When a dog has itchy skin, it usually shows frequent scratching, rubbing, or biting at a certain area, along with restlessness and frequent head shaking. This can lead to redness, hair loss, bumps, and scabbing on the skin.

Itchy skin is a common symptom that can be caused by many things, such as bacterial, fungal, or parasitic infections, or allergies and endocrine disorders. If your dog shows the above signs, take it to a veterinary hospital for a skin scraping test to determine the exact cause.