She says,"The higher the level of pesticide residue in the urine, the higher the risk of A.D.H.D.

VOA: special.2010.05.26

They say exposure at levels common among children in the United States may increase the chances that a child will be diagnosed with A.D.H.D.

VOA: special.2010.05.26

Researchers say they observed shortages in the brain's reward system in patients with A.D.H.D.

VOA: special.2009.09.29

He says the finding might also help explain why people with A.D.H.D.

VOA: special.2009.09.29

Researchers compared the pathways that transmit dopamine in fifty-three adults with A.D.H.D.

VOA: special.2009.09.16

The traditional spelling is d-o-u-g-h-n-u-t but people often just spell it d-o-n-u-t.

VOA: special.2010.04.12

She says the lack of attention and self-control that mark A.D.H.D.

VOA: special.2009.09.29

"There was a lower concentration of dopamine markers in the brain of individuals with A.D.H.D., specifically in the areas of the brain that are involved with reward and motivation."

VOA: special.2009.09.29

"We can't affirm that exposure to pesticides is causing A.D.H.D.

VOA: special.2010.05.26

One hundred nineteen of them were identified as having A.D.H.D.

VOA: special.2010.05.26

In particular,in Africa, you'd be worried about things like H.I.V.

VOA: special.2009.08.03

Now,a study has linked an increased risk of A.D.H.D.

VOA: special.2010.05.26

On Monday,Washington,D.C., health officials reported shocking information about H.I.V.

VOA: special.2009.03.20

Adults can also have it. People with A.D.H.D.

VOA: special.2010.05.26

Children with A.D.H.D. might have trouble paying attention.

VOA: special.2009.09.16

Doctors usually identify A.D.H.D.in children.

VOA: special.2009.09.16

A.D.H.D.is attention deficit hyperactivity disorder.

VOA: special.2009.09.16

Children with A.D.H.D.

VOA: special.2009.09.29