
Woman cleaning kitchen counter [Courtesy]
You have probably encountered people who like arranging items like books, shoes and clothes in a particular way. The extra-tidy ones iron their clothes for hours on end, while others keep checking the door many times just to be sure it is locked.
To the naked eye, it may seem like these people are just perfectionists or petty nit-pickers who like making a fuss out of everything. But in reality, they actually suffer from a mental condition known as Obsessive Compulsive Disorder (OCD).