If you have a purpose in life -- lofty or not -- you'll live longer, a new study shows.
It doesn't seem to matter much what the purpose is, or whether the purpose involves a goal that's ambitious or modest.
"It can be anything -- from wanting to accomplish a goal in life, to achieving something in a volunteer organization, to as little as reading a series of books," said study author Dr. Patricia Boyle, a neuropsychologist at the Rush Alzheimer's Disease Center and an assistant professor of behavioral sciences at Rush University Medical Center in Chicago.
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