He says they might be trying to increase their dopamine levels to make up for the deficits in their reward system.

VOA: special.2009.09.16

He says they might be attempting to increase their dopamine levels to make up for the deficits in their reward system.

VOA: special.2009.09.29

They say African governments have to increase their investment in agriculture in order to fight problems related to climate change.

VOA: special.2009.11.17

At one point in the competition the team members had been opponents, but they joined forces to increase their chances of winning.

VOA: special.2009.09.25

Fifty-five percent said they would choose e-textbooks if using them meant their textbook rental fee would not increase.

VOA: special.2009.09.03

They said the overall strength of storms measured by wind speed might increase two to eleven percent by the year twenty-one hundred.

VOA: special.2010.08.24

A new study says the weight they gain may increase their diabetes risk in the short term.

VOA: special.2010.01.13

They even found a measurable increase in the condition for every two hours sitting in a car.

VOA: special.2009.07.14

The researchers did not try to identify the causes of the increase, but they have some theories.

VOA: special.2009.08.06

Researchers believe the increase in heart rate might demonstrate what they call the fight or flight response.

VOA: special.2009.08.18

But they also found that stressful events themselves did appear to increase the risk for depression.

VOA: special.2009.06.24

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

The GINA report suggests that asthma rates in developing countries increase as they become more westernized.

VOA: special.2009.07.28

They found that the increase took place only in areas with hospitals where new doctors train.

VOA: special.2010.07.13

They say that some states have lowered their standards in order to increase student scores on tests required by the No Child Left Behind Act.

VOA: special.2010.03.25

They found that this ten percent increase only happened in counties with teaching hospitals.

VOA: special.2010.06.16

And they say it would only increase budget deficits that are already high.

VOA: special.2009.05.15

They found no unusual increase in deaths caused by drug errors.

VOA: special.2010.06.16

They have also been found to increase the risk of cancer.

VOA: special.2009.04.14

Not only that,they can help schools increase their ethnic diversity.

VOA: special.2009.02.05