Studies have shown that the fewer medicines a person has to take the more likely he or she will take them.

VOA: special.2009.04.08

Other scientists have shown that sun spot activity can be measured in periods of time that last about eleven years.

VOA: special.2009.09.29

Studies have shown that male circumcision can reduce a man's risk of getting HIV, the virus that causes AIDS.

VOA: special.2009.04.01

One of the scientists says the past six years have shown the lowest Arctic sea ice cover ever measured.

VOA: special.2009.05.05

In the United States, public opinion studies have shown that less than half the population believes in evolution.

VOA: special.2009.02.25

Studies have shown it can reduce the body's ability to fight disease and lead to serious health problems.

VOA: special.2009.03.24

Studies have shown that over time, most humans need eight to eight and a half hours of sleep for the best health.

VOA: special.2009.08.26

Earlier studies have shown that some of the compounds cause hyperactivity and thinking deficits in laboratory animals.

VOA: special.2010.05.26

And many medical studies have shown that clearing the mind through quiet meditation helps you become calm.

VOA: special.2009.03.24

Crucell says studies have shown the drugs may work better when combined than they do independently.

VOA: special.2010.04.20

Since then,similar studies have shown life-extending effects of reduced diets on rodents, yeast and worms.

VOA: special.2009.09.01

Also,studies have shown that women are better than men in repaying their loans on time.

VOA: special.2010.06.16

Earlier studies have shown a positive effect of moderate drinking, especially of wine,on heart health.

VOA: special.2009.09.08

She says studies have shown improvement when students are taught about bullying and respectful behavior.

VOA: special.2010.05.06