Word: onset
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Dates: during 1950-1959
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...were quickly run up to a simulated altitude of 38.000 ft., where the bends can be expected. They suffered none. Dr. Balke asked the men to do deep knee bends every three minutes (exercise speeds the onset of the bends, intensifies the pain). Still, most of them felt nothing. Physiologist Balke ordered five knee bends every two minutes. At this, most of the men felt twinges and began the descent to higher pressures...
...level: about one-thirtieth of 1%). In ten minutes, the C02 level was nudging 12%. This .was about the limit. But Dr. Balke found that his conditioned subjects kept full consciousness longer than lowlanders. Also, they sensed more quickly (thanks to training) the reflexes that indicate the onset of CO2 giddiness. So they would have more time to do something about it. Aside from advantages in regard to the bends and CO2, Dr. Balke found that his volunteers, after conditioning, had a higher tolerance for oxygen shortage than at their San Antonio base (elev. 761 ft.). This meant that they...
...would refuse to have children. But the most gnawing fear of the survivors was expressed by one of them: "Each morning when I wake up, the nightmare recommences. How do I feel? If I find that I am even the slightest bit tired, then I imagine that the dread onset of 'lethargy' has begun...
Canada's spring recovery has surpassed the brightest forecasts of the experts. In the best pickup since recession's onset, unemployment declined from 516,000 in April to 366,000 in May, when only 6.1% of the working force was jobless...
...women in the nation's early days used powdered chalk and fresh-cut beet juice for beauty, but the onset of the Victorian age made "paint and powder" the hallmark of the dance-hall girl or the woman of the street. The Gibson girl, created by Artist Charles Dana Gibson, was the modest and aloof dream girl of U.S. males in the early years of the century. It was not until World War I that makeup crawled back to respectability, and not until the Roaring Twenties that it dared to flaunt its painted face-under a permanent wave, invented...