A very useful essay. Remember, too, that what is good for the heart is good for all other body systems as well.

There are important lessons to be learned. These results should encourage us that genetics do not determine everything about our health. Changes in lifestyle can overcome much of the risk our DNA imposes.Lifestyle changes are hugely important not only for those at low risk, but for those at high risk. The relative reductions in events were similar at all levels of genetic risk.