Since it is so common, and mostly harmless, scientists say HSV-1 has gone “underdiagnosed and understudied,” but the consequences could be much more severe than once thought ...

Hepatocellular carcinoma (HCC), the most common type of primary liver cancer, accounts for about 75–85% of all liver cancer ...

The brains of animals are the most complex structures on Earth. The human brain contains about eighty six billion nerve cells ...