Newborns with heart complications can rely on their newly developed immune systems to regenerate cardiac tissues, but adults aren't so lucky. After a heart attack, most adults struggle to regenerate ...

After certain kinds of injuries or wounds — think heart attacks, burns and tendon tears, among others — scar tissue can form ...

Researchers with UMass Memorial Medical Center in Worcester, Mass., are participating in a nationwide clinical trial to assess whether adult cardiac stem cells can reduce residual heart attack scars ...

A heart attack does more than block blood flow. Inside your body, it unleashes chaos. Heart cells flood with harmful oxygen molecules. DNA strands snap. Protein-making systems fail. Immune alarms roar ...

Gov. Jared Polis along with other political and faith leaders held a vigil in Boulder Wednesday morning at the site of Sunday's attack on the Pearl Street Mall in which a suspect hurled Molotov ...

Study in experimental animals reveals fundamental differences in how immune system drives healing based on age Newborn immune systems see, then eat dying cells, triggering production of bioactive ...