It is now established that arteriosclerosis is reversible and that most cases of heart attacks are preventable (Journal of Cardiovascular Drugs and Therapy, published online June 15, 2010). Most heart attacks occur in people with known risk factors:Plaques caused by cholesterol:Fatty plaques are covered by a fibrous cap that shields the fat inside from the bloodstream. Rupture of this cap releases fats from plaques into the bloodstream. The released fat causes clots that block the arteries to cause a heart attack. Heart attacks are not caused by plaques causing progressive narrowing of these arteries. Since the bad LDL cholesterol causes plaques to form, and the good HDL cholesterol prevents plaques from forming and rupturing, people with high...