Professor Tindle says the study did not confirm whether optimism leads to healthier choices, or if it actually affects a person's physical health.

VOA: special.2009.04.15

Radiologists say patients should ask their doctors whether tests using radiation are needed, and,if so, ask for the lowest dose possible.

VOA: standard.2010.01.30

"If you ask them whether they will receive a pension and what age, they say "I'm not sure whether I will be in the position of pensioners of today."

VOA: standard.2010.06.16

Whether that result is positive or if is a flat result or something in between - something that we're not quite sure what it is - it is the first ever anti-retroviral containing product.

VOA: standard.2010.07.15

"If you turn on the radio you can find something you like, whether you like things that are more contemporary Country, or you find more things that are traditional Country or more rock-influenced."

VOA: standard.2009.12.15

On Sunday,Emanuel said the main question now is whether there will be a credible Afghan government to help provide security and government services, if foreign troops are able to reverse recent Taliban gains.

VOA: standard.2009.10.20

"The Saudis have articulated a lot of reservations about whether sanctions are really going to do anything to keep the Iranians from getting a bomb if that is what they decide to do.

VOA: standard.2010.06.29

He says that's not fair. "Whether it's gay marriage, whether it's making changes in the community or making changes on a broad scale - if I'm a citizen of the United States, it affects me as well."

VOA: standard.2010.03.25

"It's important for many reasons, really,to give the confidence to the ground teams -- all our American GIs as well as our coalition partners on the ground -- that if they do get injured, there's somebody to go get them, whether it's in a benign situation or in the middle of a firefight."

VOA: standard.2010.04.27