New research shows that the gum disease bacterium P. gingivalis can slip into the bloodstream and infiltrate the heart. There, it quietly drives scar tissue buildup -- distorting the heart's ...

Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows. Chimpanzees and humans last shared a ...

The highly common herpes strain, also called varicella-zoster virus (VZV), can cause chickenpox in childhood and later ...

Researchers have developed cutting-edge MRI technology to diagnose a common heart problem more quickly and accurately than ever before. Aortic stenosis is a progressive and potentially fatal condition ...