In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood. Fortunately, doctors today don’t resort to power tools to cure headaches, but we still have a lot to learn about this ancient ailment. Dan Kwartler shares what we know (and don't know) about headaches.
Promoting a healthy gut microbiome may be a powerful strategy for lowering cholesterol and other heart attack risk factors. In this video, Reza Ghadiri presents research on molecules that can alter the bacterial population of intestines to a healthier state and how they have shown – through experiments in mice – that this reduces cholesterol levels and strongly inhibits the thickened-artery condition known as atherosclerosis.WATCH NOW