In fact, repetitive strain injuries such as carpal tunnel affect hundreds of thousands of American workers a year, and lead to tens of billions of dollars annually in workers comp claims, according to the Occupational Safety and Health Administration 。

 　　事实上，根据美国职业安全与卫生监管部门的统计，重复性压迫损伤造成的腕管疾病每年都困扰着成百上千的美国人，每年都会造成数百亿美元的经济损失。