Nose-picking and burping. Mucophagy, which is eating the extracted mucus, may be considered more taboo, and is sometimes portrayed in comedies. To be caught nose-picking may be considered humiliating. When nose picking becomes a body-focused repetitive behavior or obsessive–compulsive disorder it is known as rhinotillexomania. Most cases do not meet this pathological threshold. When it does, however, treatments similar to other BFRBs can be employed. The environment of the nose and the dried secretions removed contain many microorganisms. When a person is contagious with a cold, flu or other virus, it is important that hands or other objects used to remove
Cause of obsessive-compulsive disorder study compares monozygotic and dizygotic twins. If the monozygotic twins resemble each other much more closely than the dizygotic twins, then it is likely that genetics play a strong role in the development of the trait of interest. These studies showed that the genetic influences on obsessive-compulsive symptoms were 45 to 65% in children. The influence was less in adults, ranging from 27 to 47%. However, the results of the studies are complicated by the fact that the presence of individuals with OCD in the sample were frequently low. As a result, researchers oftentimes included individuals with obsessive-compulsive symptoms or