The bosses telling workers to take off are the same bosses that overload their workers to a degree that they fear taking time off in the first place. Taking time off means falling behind on those all important project deadlines. You'll spend your time off worrying about all the work piling up in office, and how hard you'll have to work when you get back just to catch up.
Singapore arrests man who tried to join ISIS (Reuters)
from the article: Bosses telling workers to take off