Dogs with long ears, such as beagles or cocker spaniels, are more prone to ear infections, the American Kennel Club reports. Cleaning a dog's ears can prevent an infection, not treat one.

“I always recommend that pet owners who have dogs with floppy and big ears clean them regularly, as waxy buildup can predispose them to ear infections,” says Katie Pagn, DVM, a veterinarian ...

A registered veterinary nurse based in the UK has demonstrated how to properly clean a dog's ears in a step-by-step guide.

To prevent ear infections in dogs, it is important to keep their ears clean and dry. Regular grooming and ear cleaning can help prevent the buildup of bacteria and yeast that can cause infections.