hereditary

Hunching over or rounding the upper back is often regarded as a hereditary characteristic. I frequently hear people say, “my back is stooped just like my mother, and her mother had it too.”

Is a hunched back Nature or Nurture?
I agree that hunching is certainly a family trait—but it is largely a learned one, not inherited.
We mostly learn our posture from our parents and family members. As we grow up, the role models around us in wider society also hold sway. Unfortunately, in our culture, these are usually pretty poor examples to follow. Our relationship to healthy posture has steadily been eroded over the past one hundred years, as I explain in my book 8 Steps to a Pain-Free Back. Read more