A spitting pot I consider as an essential part of the bed-room apparatus. That’s what French physician René Laennec wrote in 1821. Laennec, who invented the stethoscope, spent his days gazing at his ...

Ever wondered whether you should spit out mucus or swallow it when you're sick? In this video, we break down the science behind mucus production, how your body clears infections, and whether spitting ...