It is well known in Material Science that stress, causes fatigues and is one of the cause of Mechanical parts failure of aeroplanes in flight.

Now more and more studies pointing out that among humans working under constant stress of meeting the deadlines, overwork causes initiation of problems of Cardio or even Cancer.

It is in the employer interest that workers stay healthy and so can devote quality time to the task at hand.

An article on How to make workplace friendly and less threatening by Jeffery Pfeffer and M Muneer.