It's 1:00 AM. You're scrolling. A video pops up. Someone with a calm, reassuring voice says, "If you struggle to start tasks, lose your keys constantly, and have a thing about velvet... you might have ADHD." You stop. You look around your messy room. You did lose your keys yesterday. You genuinely cannot stand velvet. You watch the whole video, then drift into the comments, where hundreds of people are saying this is literally me, and something in your chest loosens a little.

If you have ever searched for a therapist, received a mental health diagnosis, or wondered whether therapy is right for you, you may have come across terms such as anxiety disorder, depression, ADHD, PTSD, or autism. Many of these diagnoses are guided by the Diagnostic and Statistical Manual of Mental Disorders (DSM), one of the most widely used mental health reference guides in the world. Over the years, the DSM has undergone revisions as research and clinical understanding