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Grandkids Could Be One Reason Humans Live Long Lives

While most other primates reach the breakdown of their bodies and, not soon after, the end of their lives not long after completion of their reproductive stage, humans continue to stay strong and healthy and live for many years longer.

Evolutionary scientists have long wondered why this is the case. What evolutionary advantage does it serve human beings to have grandparents continue to linger within the human family?

“It very well could be that sound, active grandparents earn their evolutionary keep by helping their descendants survive, researchers say. The older folks who stick around provide knowledge, food and nurturing that give their grandkids a boost in life.”

“A study published in the Proceedings of the National Academy of Sciences on Monday found that gene variants that protect against Alzheimer’s disease as well as a host of other variants that lower risk for late-life illnesses like Type 2 diabetes and heart disease are common in humans. But they’re not found at all in other great apes.” Read more.

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