Genes load the gun, environment pulls the trigger. Some people have genetic predisposition to diabetes, heart disease, and other conditions, but their great-great-great-grandparents in different environments didn't get these diseases at high frequencies. Environment is far more important than genetics for disease risk, and people have some control over their environment.
causalpending
Speaker
Daniel LiebermanEvidence Quote
“genes load the gun and environment pulls the trigger, right? Some of us have genetic predispositions... But our great, great, great grandparents in different environments weren't getting these diseases or they were getting them at much, much, much lower frequencies.”
Source
Harvard Professor: REVEALING The 7 Big LIES About Exercise, Sleep, Running, Cancer & Sugar!!!— The Diary Of A CEOCreated: 8/12/2026, 6:22:05 PM
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