Yes, I&#x27;m over-simplifying.  But this is HN not the NEJM.<p>The point still stands: most heart disease is preventable.  Estimates range from 50% to 80% of all heart disease being preventable by lifestyle changes.<p><a href="http:&#x2F;&#x2F;newsnetwork.mayoclinic.org&#x2F;discussion&#x2F;simple-daily-steps-can-reduce-risk-of-heart-disease-mayo-clinic-experts-say&#x2F;" rel="nofollow">http:&#x2F;&#x2F;newsnetwork.mayoclinic.org&#x2F;discussion&#x2F;simple-daily-st...</a>