According to the 2000 National Sleep Foundation (NSF) Poll, one-half of American employees report that sleepiness on the job interferes with the amount of work they get done. Via - http://www.webmd.com/sleep-disorders/guide/sleep-deprivation-workplace?src=RS...
কোন মন্তব্য নেই:
একটি মন্তব্য পোস্ট করুন