Gap Fill - Level 2


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   ability      average      better      company      days      each      economy      employee      enough      extra      insurance      lack      least      less      more      night      number      resources      staff      wrist  
A U.S. is paying employees to sleep . Staff at the company Aetna will get $300 a year extra if they sleep at seven hours a night. They will get just over a dollar for night they sleep over seven hours. The idea is to improve performance. Human officials say employees work better if they sleep well. A workforce that is more rested means the company will perform . Staff can record their sleep automatically using a monitor, or manually record how long they have slept every .

A of studies warn that not sleeping enough can affect our to do our job. The American Academy of Sleep Medicine said that the U.S. worker loses 11.3 working of productivity a year from a of sleep. It estimates that the US loses $63.2 billion a year because workers do not sleep . A 2015 study in Europe found that who slept less than seven hours per night did much work than workers who had eight or more hours of sleep. The staff at Aetna also receive pay if they do more exercise.

Try the Level 3 gap fill.

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