Not much. There is a 50% chance of lying silkworm. Usually lying silkworm can make people more attractive and add beauty to the face. Lying silkworms are common to most people, but there are differences in size. Lying silkworm is the protruding part under the lower eyelash when laughing, which is actually composed of orbicularis oculi muscle. Lying silkworm is born, just like double eyelids, but not everyone has lying silkworm, which can be inherited.