As the owner of a Shih Tzu, you need to understand that dogs require several things to stay happy, healthy, and active. Your Shih Tzu requires regular exercise to stay healthy. Even if Shih Tzus are small, they need a place where they are able to stretch their legs and play. If you're the type of person who adores cuddling and playing, this breed is perfect for you. They love playing with their owners, visiting parks, or playing with a variety of different dog toys.