Because they do not know whether stress increases, there is a higher risk that will ease depression and a life performance poor in lower level wanted to commit suicide.Reduce the suet works in life.
Because they know that stress increases the risk to the disease easily. It also makes efficient use of low life. The situation is even suicidal commensurate reduction in the book of life.
Because they don't know that stress more and more high risk to depressed easily. Moreover, the efficiency to live down. Poor condition to reduce the suicidal