Inside the car, they should open a window a little for fresh air and turn on the engine for ten or fifteen minutes every hour for heat.

VOA: special.2010.01.05

"I have to think about breathing sixty minutes of every hour.

VOA: special.2010.06.23

He says every extra hour of television meant an eight percent increase in the chances of developing signs of depression.

VOA: special.2009.03.10

The findings suggest that even a half-hour walk at a quick speed every day could lower the risk of cognitive impairment.

VOA: special.2011.07.27

In less than an hour, the Indians killed the general and every one of his men.

VOA: special.2010.04.08

Health experts say children should get an hour of active exercise every day.

VOA: special.2010.06.07

"We have about three or four of us that lace up our tennis shoes at our lunch hour, and we walk for 30 minutes every day."

VOA: standard.2010.07.16

Nicci Reisnour is a doctoral student in musicology at Cornell University, and she makes the five-hour commute to New York City every weekend for Dharma Swara rehearsals.

VOA: standard.2010.07.01

In its overview, GAO said the Office of Cuba Broadcasting lacks a formal strategic plan to guide decision-making on its funding and operations, including a proposal to reduce TV Mart newscasts from two 30 minute evening programs to five minute news updates every half hour.

VOA: standard.2009.06.18