The More Invested You Are in Your Job, the More Stress

"The odds of having high stress were greater if workers were managers or professionals, if they thought their poor job performance could negatively affect others, or if they worked long or variable hours."

I'm filing this under "I could have told you that."

Source: http://www.sciencecodex.com/workers_most_invested_in_their_jobs_have_highest_stress_levels_camh_study_shows