There are many reasons for a cat’s eyes to shed tears, such as:

1. Foreign body irritation: The cat’s eyes may be irritated by dust, pollen, hair or other foreign bodies, causing the lacrimal gland to secrete excessively. Lots of tears. In this case, no special treatment is usually required other than removing the foreign object and making sure your cat's eyes are clean.

2. Conjunctivitis: This is an eye disease caused by bacterial infection. It may It causes conjunctival congestion, swelling and pain, and affects the secretion of lacrimal glands, leading to an increase in tears. Special pet antibiotic eye drops are required for treatment.