Three coronary artery bypass grafts, a LIMA to LAD and two saphenous vein grafts – one to the right coronary artery (RCA) system and one to the obtuse marginal (OM) system. (Photo credit: Wikipedia)

Angioplasty and heart bypass surgery are giants among medical procedures in America. They are performed more than a million times each year and together drive a $100-billion industry. But an article in the recent issue of Harvard Magazine explores a frightening truth: There’s no evidence that they improve life expectancy by even a single day. – See more at:

The mixed blessing of heart surgery.