Research shows that low job satisfaction in your 20s and 30s can have a negative impact on your mental health in your 40s and beyond. 

According to a recent survey of U.S. workers, 65 percent of employees are satisfied with their current job, while 35 percent rank their job satisfaction at a six or less on a scale of one to 10. Certified health coach and co-founder of the Health Coach Institute Stacey Morgenstern tells CNBC Make It that it's imperative not just to employees' goals but to their health that they find a career that fulfills their professional needs.