Experiences in youth shape our health in old age. That's the key lesson from the world's longest-running medical study. iStockphoto.com hide caption

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Death investigations among seniors are often skipped, leaving the growing population vulnerable to neglect and abuse. Andres Cediel/Frontline hide caption

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One takeaway point of the research is that older women should try to reduce the chances of getting a hip fracture, the lead author of the study said. iStockphoto.com hide caption

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