I asked my friend Henry Mroch why we need to pee in the first place. He’s a doctor at Washington State University. He teaches medical students about the organs that make urine – called kidneys. He ...

A new study definitively reveals the existence of a system that had been theorized to clear metabolic wastes in the human brain. The study uses imaging in neurosurgery patients to show how brain's ...

Scientists have long wondered about the network of pathways in the brain that is believed to clear metabolic wastes. Wastes include proteins such as amyloid and tau, which have been shown to form ...

We have a fundamental problem with how our bodies make energy from food, says Stanford-trained physician, Dr Casey Means, whose recent book Good Energy explores the link between metabolism and disease ...