Their nails need to checked every few weeks and carefully trimmed when necessary. Their teeth have to be brushed regularly to avoid any dental issues from flaring up which Chugs are prone to suffer from, much like both of their parent breeds. It’s also important to check a dog’s ears on a regular basis and to clean them when necessary. If too much wax is allowed to build up in a dog’s ears, it can lead to a painful infection which can be hard to clear up. In short, prevention is often easier than cure when it comes to ear infections.