“Good news for the cheery: A Boston study published this month suggests people who tend to be optimistic are likelier than others to live to be 85 years old or more.
That finding was independent of other factors thought to influence life’s length — such as “socioeconomic status, health conditions, depression, social integration, and health behaviors,” the researchers from Boston University School of Medicine and the Harvard T.H. Chan School of Public Health say. Their work appears in a recent issue of the science journal PNAS…”