UM-Bot Posted December 27, 2014 #1 Share Posted December 27, 2014 Our species developed more fragile bones when our ancestors switched from hunting to agriculture. This fundamental shift in our bone-joint density occurred around 12,000 years ago at the beginning of the Holocene epoch. Read More: http://www.unexplained-mysteries.com/news/276222/switching-to-farming-made-our-bones-lighter 1 Link to comment Share on other sites More sharing options...
Crabby Kitten Posted December 27, 2014 #2 Share Posted December 27, 2014 Genetic defects, diseases, inbreeding and illnesses also contributes to a weaker bone structure. 1 Link to comment Share on other sites More sharing options...
bubblykiss Posted December 28, 2014 #3 Share Posted December 28, 2014 So my cotton-pickin' ancestors were not as tough as my badger bashin' ones? I can't wait to see what Cheetos do to humanity in 159 years. 1 Link to comment Share on other sites More sharing options...
clare256 Posted December 29, 2014 #4 Share Posted December 29, 2014 Sounds somewhat Lamarkian to me. Seems like there should be more to it than simply exercise and diet. I suppose diet could change the development of a fetus' bones.... Link to comment Share on other sites More sharing options...
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