How the Exposome Shapes Lifespan

Your environment is officially ten times more powerful than your genetics for predicting how

long you will live. Scientists are finally cracking the code on the exposome, which is the sum

of every single thing you breathe, eat, and experience from birth to death.

For decades, medicine obsessed over DNA, but genes only explain a tiny fraction

of disease. A new feature in the Proceedings of the National Academy of Sciences

reveals how researchers are now using high-tech wristbands and blood analysis to track thousands of invisible

chemical and social triggers at once. This shifts the focus from your ancestors to your

zip code. Follow for daily peer-reviewed science.