said people need to exercise thirty minutes each day for at least five days to get the health benefits of exercise.

VOA: special.2010.06.08

On a recent visit to China, the students had to spend several days in hotel rooms in the city of Kaili.

VOA: special.2009.07.14

He decided to make it on March seventh, just three days after Calhoun's speech was read to the Senate.

VOA: special.2009.03.26

Eighty to ninety percent of cluster headache patients have pain over a number of days to a whole year.

VOA: special.2010.03.30

Decreases in barometric pressure two to three days before the visit also appeared to trigger headaches, but to a lesser extent.

VOA: special.2009.03.18

People walked thirty-two kilometers a day for three days to increase public awareness and raise money to fight breast cancer.

VOA: special.2009.11.02

Harold Sanditen and his classmates had the chance to spend nine days working with top music directors and cabaret artists.

VOA: special.2010.08.19

Tardos Mors met with the soldier and reported that every creature on the planet had but three days to live.

VOA: special.2010.07.31

"There is increased evidence that it helps shorten the duration of the common cold sometimes even by two to three days."

VOA: special.2011.04.20

Later,a stagecoach could make the trip in thirteen to fourteen days by moving day and night and changing animals often.

VOA: special.2009.03.30

He was afraid Confederate forces in Virginia might try to capture Washington in the first days of the war.

VOA: special.2009.08.20

As a young girl, Professor Nyokong says she went to school on some days and took care of sheep on other days.

VOA: special.2009.05.13

He attempts the dangerous plot just three days before she is to be sent to a high-security prison.

VOA: special.2010.12.13

That gave the southern states one hundred days to end their rebellion, or face the destruction of slavery.

VOA: special.2009.10.08