ADHD Symptoms & Signs, Causes and Treatment

A mental disorder that results in hyperactivity, lack of ability to concentrate, control the impulses and learn is called attention deficit hyperactivity disorder (ADHD). It mostly affects children and teens, but can keep in adults.

1. Age and gender. ADHD is usually diagnosed in early age of school, when a child starts to experience problems in learning. It is diagnosed rather in boys than the girls.