What are Common Signs of Dogs With Hypoallergenic Problems?

Dogs that have allergies show many signs including watery eyes, coughing and sneezing, excessive scratching and biting, vomiting, diarrhea, fatigue, and moodiness. When your dog is suffering from allergies, you may notice one or more of these symptoms. Learning what causes these allergies is the first step toward treating your dog and preventing further attacks.