Obsessive-compulsive disorder (OCD), a disorder that involves rumination, can lead to paranoid thoughts and paranoia. OCD occurs when a person experiences a cycle of obsessive thoughts and urges ...

Maia Kinney-Petrucha is a writer, performer, and social media influencer living in Massachusetts. She speaks with Business Insider about being diagnosed with obsessive-compulsive disorder at age 4.

Philadelphia — Emily Becker-Haimes' son had just turned 5 years old when she and her husband began to realize his fear of bugs or his request specifically for "five hugs" felt different. "Was this ...