Medically reviewed by Steven Gans, MD Key Takeaways ADHD symptoms often start in childhood and can affect success at school, ...

Attention-deficit/hyperactivity disorder (ADHD) is a chronic mental disorder that disrupts one’s ability to manage their emotions and actions. This disorder can be ...

Boys, who tend to show more hyperactive or impulsive symptoms, have historically been more likely to be diagnosed with ADHD than girls. But improved awareness of inattentive symptoms (as well as the ...

There are three types of ADHD: impulsive/hyperactive type ADHD, inattentive type ADHD, and combined type ADHD, which involves symptoms of both the first two types. People with impulsive/hyperactive ...

Attention-deficit/hyperactivity disorder (ADHD) represents a prevalent neurodevelopmental condition affecting millions of children across the United States, often ...