India, Oct. 26 -- If you have watched Friends, you will remember that Monica Geller was the 'perfectionist' of the group. From dusting and vacuuming to labelling and colour-coding, Monica liked everything organised.

Perhaps you have been called the 'Monica' of your group because you cannot stand a messy room (your or anyone else's). But do Monica's habits suggest OCD (obsessive-compulsive disorder), and should you assume you have it too simply because you relate to her?

This is a fun pop culture reference, but in real life, how do you distinguish a preference for cleanliness and order from OCD? Some fans describe Monica as having OCD, and people also casually use the term to call someone a 'clean freak.' But the term OCD should not be u...