A famous comedian refuses to shake hands with talk show hosts (or anyone else for that matter) because he fears getting a disease from them. He is displaying an obvious symptom of:

Question

Quizplus · Accepted Answer

The comedian's fear of getting a disease is a symptom of obsessive-compulsive disorder (OCD), which is characterized by persistent, intrusive thoughts (obsessions) that lead to repetitive behaviors (compulsions) aimed at reducing anxiety or preventing harm. In this case, the comedian's compulsion is to avoid handshakes to reduce his perceived risk of contracting a disease.

A Famous Comedian Refuses to Shake Hands with Talk Show