The reasons why cats always scratch their ears:
1. Allergy
When a cat is allergic to food and causes itchy skin, it will scratch its ears all the time. The owner needs to take the cat to the pet store in time. Hospital examination.

2. Ear mites
Cats infected with ear mites will often scratch their ears. Owners should promptly check whether there are dark brown secretions and grease in the cat’s ears.
3. Foreign objects
When a small bug or other small object flies into the cat's ear, and the cat feels uncomfortable, it will tap or scratch the ear with its paws. The owner should use tweezers to gently pinch out the foreign object in time.
4. Water intrusion
If the cat is not bathed properly and water enters the ears, the cat will keep shaking its head or scratching its ears. The owner needs to dry the water immediately with paper towels or gauze.
5. Injury
If the cat’s ears are scratched due to a fight or a foreign object, the wound will be painful and uncomfortable, and the cat will keep scratching the ears. If the injury is minor, the owner needs to clean and disinfect the cat’s wound. If it is more serious, it needs to be sent to the hospital. medical treatment.

6. Otitis externa

If a cat suffers from otitis externa, it will feel itchy or painful ears, so it will often shake its head or scratch its ears, which may also cause ear hematoma. Go to the hospital promptly to check the situation.

7. Flea parasitism

When fleas are parasitic, they will cause itching all over the animal's body. Fleas especially like to feed on the skin of the eardrum, which will irritate the cat and cause it to scratch its ears. Buy special flea medicine.

8. Excessive earwax

When dust gets into the cat’s ears or the owner fails to clean the earwax regularly, excessive earwax accumulates, which can also cause the cat to scratch its ears. Owners can clean their cats’ earwax regularly.