Yes, the condition you are referring to is called "body dysmorphic disorder" (BDD) or "muscle dysmorphia." While anorexia nervosa is characterized by an intense fear of gaining weight and a distorted body image where individuals see themselves as overweight despite being underweight, BDD or muscle dysmorphia is the opposite phenomenon.
In muscle dysmorphia, also known as "bigorexia" or "reverse anorexia," individuals perceive themselves as small or inadequately muscular despite having a muscular or overweight physique. This condition is more commonly observed in men, but it can affect both men and women.
People with muscle dysmorphia often engage in excessive exercise, weightlifting, and bodybuilding to achieve their desired body size and shape. They may also have an obsessive focus on their diet and supplement intake, along with using anabolic steroids or other performance-enhancing drugs to try to increase their muscle mass. This preoccupation with their appearance and the belief that they are not muscular enough can lead to significant distress and interfere with their daily life and relationships.
Muscle dysmorphia is considered a subtype of body dysmorphic disorder (BDD), which is a mental health condition characterized by obsessive concerns about one's appearance, leading to significant distress and impaired functioning.
It's essential to recognize that body dysmorphic disorder and muscle dysmorphia are serious mental health conditions that require professional evaluation and treatment, often involving therapy and, in some cases, medication. If you or someone you know is struggling with body image concerns or related issues, it's essential to seek help from a qualified mental health professional.