In other new research, a study has found that circumcision does not decrease the risk that H.I.V.positive men will infect women.

VOA: special.2009.07.29

"I can say that,anecdotally, virtually all the teachers noticed immediately much more alertness in class, definitely more positive mood.

VOA: special.2010.10.07

Information in a biological passport can help catch athletes who use banned drugs but find ways to avoid testing positive for them.

VOA: special.2011.04.12

The singer said the testing shows that she is,in her words, borderline positive for the disease.

VOA: special.2010.06.15

Awadi is a Senegalese musician who created the band called Positive Black Soul in nineteen eighty-nine.

VOA: special.2009.10.14

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

VOA: special.2009.09.08

"It is a positive sign because it is more commitment from the government.

VOA: special.2011.05.03

And that if we want a positive earth for future generations, we all need to make commitments to be change agents so that we don't destruct our natural resources."

VOA: special.2010.01.21

His message was positive instead of angry.

VOA: special.2010.05.16

And then,years ago when I first found out that I was HIV positive, my initial reason for doing glass was I wanted to leave one glass vase for my nephew and nieces to remember their uncle by.

VOA: special.2009.09.16

Mr.Zuma said that by next April all children under one year of age who tested positive for HIV would receive treatment.

VOA: standard.2009.12.02

At the clinic, HIV-positive pregnant women receive the necessary medication and care to give birth to a child free of HIV.

VOA: standard.2010.07.01

"We have received positive indications and we are hopeful that we are about to start now a process of negotiation."

VOA: standard.2010.05.03

"Exercise,diet,cognitive stimulation showed some positive effects, although the evidence was not so strong that we could actually consider these firmly established."

VOA: standard.2010.06.17