Dog Hair Loss: Common Causes and When to See the Veterinarian

Hair loss in dogs can happen for many reasons. Some dogs lose hair because of allergies, fleas, skin infections, or licking and scratching, while others develop bald areas from parasites, endocrine disease, or chronic skin inflammation. Hair loss may be mild and localized or widespread and persistent. Dr. Roger Hart at Bushnell Animal Clinic explains the common causes of dog hair loss, what signs to watch for, and when veterinary care is needed.