"Heart attacks occur because a part of the heart stops squeezing after there is sudden loss of blood supply to that area. ...the damaged portion of the heart does not regain its ability to contract. The long-term aftermath is that 30% of surviving patients will develop heart failure within five years, despite having the artery successfully reopened. ...However, if instead of initially returning normal blood to the damaged region... we add specific ingredients to this nourishing blood and... control how it is delivered... contraction returns immediately. ...[T]he required equipment already exists in the cath lab, and needs only minor modifications. Yet this is not done, due to a lack of willingness to learn..."