I have a slight obsessive-compulsive disorder, reveals Niall Horan

Singer Niall Horan has revealed that he has a 'slight obsessive-compulsive disorder' and has opened up about in a new interview.

Singer Niall Horan has opened up about having a "slight obsessive-compulsive disorder" in a new interview.

The former One Direction member has spoken to German magazine Zeit Leo about his issues with OCD and mental health.