Click link to buy this shirt here: Never stand between a grandma and her grandkids t-shirt
Grandma’s age and how close she lives to her grandchildren can affect those children’s survival, suggest two new studies published in Never stand between a grandma and her grandkids shirt. Since the name of the evolutionary game is survival and reproduction, the phenomenon begs explanation why live longer than you can reproduce? In the 1960s, researchers came up with the grandmother hypothesis to explain the human side of things. The hypothesis is that the help of grandmothers enables mothers to have more children. So women who had the genetic makeup for longer living would ultimately have more grandchildren carrying their longevity genes.
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