Not squeezing the anal glands can easily cause the secretions to become clogged, which will cause putrefaction over time. When there is a slight obstruction, the dog will grind its buttocks on the ground or lick its buttocks, and its body will also emit a very unpleasant smell. Body odor; in severe cases, swollen and painful anal glands can make it difficult for dogs to defecate, and may even cause greater pain. Therefore, we must pay attention to the cleaning of anal glands.