Longevity Is NOT Genetic: Study Finds DNA Has Barely Any Impact On How LongYou Will Live

Genetics has little impact onhow long you will live.

Researchers looked at family tree data on 400 million people and found DNA accountsfor only about 7% of how long you live.  
Instead, how long you live depends much more on environmentalfactors like your diet, and whether or not you smoke as well associal factors such as wealth. 

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