1) ADHD is hyperactivity.

False. What used to be called "hyperactivity" is now know as attention-deficit/hyperactivity disorder (ADHD). But not all people with ADHD are hyperactive. Some may just have problems concentrating.

2) ADHD is common.

True. ADHD is found in as many as one in 20 children. And three times as many boys as girls have ADHD.

3) Children are the only ones who have ADHD.

False. Research is just beginning on ADHD in adults. But about two-thirds of young children with ADHD continue to have problems as teenagers. And almost half of these teenagers continue to have problems with ADHD as adults.

4) People with ADHD are immature.

False. People with ADHD have a medical problem which makes it difficult for them either to pay attention or to control their impulses. Medication can often help these people to lead more productive lives.

5) ADHD runs in families.

True. ADHD probably runs in families, although other factors can also cause the disorder: Problems during pregnancy, birth complications, or later brain damage can all contribute to ADHD.

6) People with ADHD are unintelligent.

False. Anyone of any level of intelligence can have ADHD. And even smart students will have troubles doing well in school if they are suffering from ADHD.

7) ADHD can be treated.

True. Various medicines can help teenagers and adults with ADHD. Some of the most common medications include stimulants, antidepressants, and a medication also used for high blood pressure called Clonidine.

8) ADHD is easy to recognize.

False. Actually, ADHD is difficult to recognize. People with ADHD can act in different ways; they may be ill-behaved, or they may be people-pleasers; they may be outgoing or they may be quiet.

9) It's not important to identify ADHD in teenagers and adults.

False. Treatment of ADHD can help a person to do better in school, at work, and in his or her personal and social development.

10) ADHD can occur together with other mental illnesses.

True. It is perfectly possible for a person with ADHD to also have other mental health problems.