can the heart regenerate after a heart attack
It has long been assumed that when the heart is damaged â such as after a heart attack â heart muscle cells do not regenerate and the damage is permanent.This assumption has been challenged in recent years by evidence that heart muscle cells may in fact regenerate.hallenging one of medicine's long-standing beliefs, a team of scientists funded by the National Heart, Lung, and Blood Institute (NHLBI) and the National Institute on Aging (NIA) has found the strongest evidence to date that human heart muscle cells regenerate after a heart attack.