154: The Famine Secret of Överkalix, Sweden

The Överkalix study could be one of the most important studies ever done to show that some of the changes passed down to the next generation have little to do with one’s parents’ DNA. Those changes are more about the stresses that one’s parents’ grandparents (including the grandfathers and great-grandfathers of the fathers) experienced pre-puberty. That study changed everything in terms of how the scientific world looked at genetic inheritance. One man spent most of his life documenting it, y...