America's National Institutes of Health has suggested that women limit calories to no less than one thousand two hundred calories a day without medical supervision.

VOA: special.2011.07.05

He says it is true that such crops can have higher output with less cost,but added: No one knows the consequences that will have on soil fertility and the human body.

VOA: special.2010.05.18

So then I got a call from him saying we don't have to worryabout money no more, and I said,"That's good. One less thing."

VOA: standard.other

Angus Nicoll of the European Center for Disease Prevention says that at this point no one knows whether the virus will become more or less virulent in the months ahead.

VOA: standard.2009.04.30