The presence of obsessions or compulsions, or both, are what distinguishes obsessive-compulsive disorder from other conditions. The obsessions or compulsions cause marked distress, are time-consuming, and interfere with a person's normal functioning.
(1989) concluded that everyone excretes stinky compounds in their urine after eating asparagus, and the only variation is in ability to smell them. Other papers using chemical tests and carefully controlled smelling tests show that there is variation in excretion of sulfur compounds in urine after eating asparagus.
Read: Asparagus Makes Pee Smell Weird With Asparagusic Acid, Which Isn't Found Anywhere Else. Researchers examined data from 6,909 men and women of European-American descent who were participants in two long-term studies.