Everyone knows that doctors are under a lot of stress. Being constantly on call, under unrelenting stress, and experiencing interrupted sleep is unhealthy and takes an extreme toll on people. As scientists are now discovering, stress affects people down to the genetic level. A new study from the researchers at the University of Michigan examines this very problem in first-year medical residents. Researchers tested the DNA of 250 first-year medical students before and after their first year of medical school, and found some surprising changes. Researchers found that the DNA of the medical students aged six times faster than normal. How did they get these results? What does it mean for the health of medical students? How does this affect our everyday jobs and lives?

Read more about how they got this shocking result here.

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