Homo sapiens, the ancestor of modern humans, shared the planet with Neanderthals, a close, heavy-set relative that dwelled almost exclusively in Ice-Age Europe, until some 40,000 years ago. Neanderthals were similar to Homo sapiens, with whom they sometimes mated — but they were different, too. Among these many differences, Neanderthals were shorter and stockier, with […]
The numbers are sobering: While the U.S. Centers for Disease Control and Prevention (CDC) estimates that 3.2 million Americans are currently infected with the Hepatitis C virus (HCV), the World Health Organization (WHO) further estimates that a staggering 130–150 million people globally have a chronic HCV infection and that 350,000 to 500,000 people die each […]
Using a recently developed biomarker of aging known as an epigenetic clock, UCLA researchers working closely with a German team of investigators have found for the first time that obesity greatly accelerates aging of the liver. This finding could explain the early onset of many age-related diseases, including liver cancer, in obese subjects Although it […]