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  2. Grandmother hypothesis - Wikipedia

    en.wikipedia.org/wiki/Grandmother_hypothesis

    The grandmother hypothesis is a hypothesis to explain the existence of menopause in human life history by identifying the adaptive value of extended kin networking. It builds on the previously postulated "mother hypothesis" which states that as mothers age, the costs of reproducing become greater, and energy devoted to those activities would be better spent helping her offspring in their ...

  3. Madonna Harrington Meyer - Wikipedia

    en.wikipedia.org/wiki/Madonna_Harrington_Meyer

    She is the author of Grandmothers at Work: Juggling Families and Jobs (2014), which won the Gerontological Society of America's Kalish Book Award. [3] She is also the co-author of Grandparenting Children with Disabilities (2020) with Ynesse Abdul-Malak, co-editor of Grandparenting in the United States (2016) with Abdul-Malak, and co-editor of ...

  4. Grandparent - Wikipedia

    en.wikipedia.org/wiki/Grandparent

    Grandparents, individually known as grandmother and grandfather, or Grandma and Grandpa, are the parents of a person's father or mother – paternal or maternal.Every sexually reproducing living organism who is not a genetic chimera has a maximum of four genetic grandparents, eight genetic great-grandparents, sixteen genetic great-great-grandparents, thirty-two genetic great-great-great ...

  5. New Research Reveals "Grandma Brain" Is Very Real - AOL

    www.aol.com/lifestyle/research-reveals-grandma...

    That said, other non-neurological studies have made the connection between being an active grandparent and better health. AARP conducted a comprehensive survey of grandparents and in its summary ...

  6. Two grandmas share the moment they learned they're in an ...

    www.aol.com/news/two-grandmas-share-moment...

    At a combined age of 189, two Taiwanese grandmas, called Nǎi Nai and Wài Pó by their grandson, shared an emotional moment together as they found out they're in an Oscar-nominated film.

  7. Allomothering in humans - Wikipedia

    en.wikipedia.org/wiki/Allomothering_in_humans

    Paternal grandmothers may on average be older than maternal grandmothers, due to common age differences in males and females at first reproduction. Paternal grandmothers may also be more reluctant to invest in their grandchildren due to the lack of certainty of paternity. The same study also found the timing of impact of paternal and maternal ...

  8. Matriarchy - Wikipedia

    en.wikipedia.org/wiki/Matriarchy

    The hypothesis of Basque matriarchism or theory of Basque matriarchism is a theoretical proposal launched by Andrés Ortiz-Osés that maintains that the existence of a psychosocial structure centered or focused on the matriarchal-feminine archetype (mother / woman, which finds in the archetype of the great Basque mother Mari, her precipitate as ...

  9. If you got it, flaunt it: Why these grandmas say 'bikinis don ...

    www.aol.com/lifestyle/got-flaunt-why-grandmas...

    It is officially hot grandma summer. Traditionally the word grandmother inspires images of cozy turtlenecks and sensible shoes. But such is not the case for these bikini-rocking grandmothers who ...