Patches of dog hair loss may be caused by skin diseases caused by infection with bacteria, fungi, parasites, etc., or it may be abnormal hair loss caused by improper diet and improper care. In this case, it is recommended that the owner first take the dog to the pet hospital for examination to determine the cause of the dog's hair loss, and then take targeted treatment to avoid the misuse of drugs. At the same time, owners also need to pay attention to keeping the dog's skin and surrounding environment dry and clean to reduce the occurrence of skin diseases.

1. Skin diseases

Skin diseases caused by bacterial infection, fungal infection, parasitic infection, etc. will cause dogs to lose hair in patches, usually accompanied by skin redness, swelling, scabs, and dandruff. Increased symptoms. Therefore, the owner can open the dog's hair and check it carefully. If the above symptoms are found, they need to take the dog to the pet hospital for examination in time to determine what is causing it, and then they can treat it with appropriate medication.

2. Improper diet

If the dog's usual diet contains high salt and oil content, it will also cause hair loss in patches, and the hair will become dry and dull. Therefore, it is recommended that owners give their dogs a light diet and never feed human meals. You can choose low-salt and low-fat dog food. You can also add more fresh fruits and vegetables to the diet and eat it after meals. Guide dogs to drink more water to help metabolism.

3. Improper washing and care

If the owner bathes the dog frequently or uses human shower gel on the dog, which damages the dog's skin surface, it will cause a lot of hair loss. . Therefore, it is recommended that the owner should control the number of times he bathes his dog to 2-3 times a month, and use a pet-specific shower gel to bathe his dog.