George Vaillant conducted a thirty-year study of a group of Harvard graduates that found that adopting an altruistic lifestyle is a critical component of good mental health.David McClelland, a psychologist at Harvard, showed a group of students a film of Mother Teresa working with the poor and sick in India. After he analyzed their saliva and found increased immunoglobulin-A, an antibody that helps fight respiratory infections.
So service is good for our mental heath, physical health and our karma. As we serve others with love and compassion we set up vibrations in the world that we be cared for. When we serve from our heart we work for the Divine, and who can think of a better boss?!!!!