World-First Study Reveals Human Hearts Can Regenerate After a Heart Attack

For the first time, scientists have shown that heart muscle cells can regrow after a heart attack in humans, a process that ...
CNN

After a heart attack, beta-blockers are often a lifelong medicine. Maybe they shouldn’t be

For decades, surviving a heart attack has come with a lifelong prescription: Stay on medications called beta-blockers to help protect your heart. But doctors are taking a closer look at whether ...