Why employees stress out at work?

Some some of the reasons why employees stress out at work

1.  Work culture

2.  Work load

3.  Work life balance

4.  Low performance

Employees may feel stressed out if the work culture is not appropriate at the work, employees don't treat each other in a proper manner these condition may lead to stressed out environment for the employee 

Second reason why employee stresses out is because of the amount of work they are asked to do, if the load is too much it is obvious the employee will stress out because of not meeting the dead lines in the end.

If the work load increases then it will affect his work life balance which in result altering his relation with family or friends and hence stressing him out

Lastly low performance, the employee may have some personal issues which is affecting his work and hence stressing out.