17 Feb '13, 9pm

New Blog: Genetics of sport-Are we searching in the right place and Does Doping change genes?

So, the classic studies I remember from grad school were when a mother went through a traumatic/high stress experience during pregnancy (such as 9/11 if you were in NY) then the baby has a hyperstress response and chronically high cortisol levels throughout their life. Another quick classic example would be if a mother goes through famine during pregnancy, then there was an increase risk for obesity and food related diseases. The theory is that when these stressors are applied to the mother/child the developing baby gets epigenetic changes to prepare for its environment essentially. So, if there’s famine, certain genes are up/down regulated, which might make the baby more susceptible to obesity or diabetes when food is plentiful.

Full article: http://www.scienceofrunning.com/2013/02/genetics-of-sport...

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