How’s your blood and bile? Are you melancholic or phlegmatic? In early medicine, those questions were keys to the bodily humors — four substances linking physical illness to emotional states and ...

Tibetan medicine, called Sowa Rigpa (SOH-wah RIG-pah, roughly “the science of healing”), is about a thousand years old and still practiced across Tibet, Bhutan, Nepal, and the Himalayas. It borrowed ...

In 1821, French physician René Laennec wrote, "A spitting pot I consider as an essential part of the bedroom apparatus." Laennec, who invented the stethoscope, spent his days gazing at his patients' ...

Medical knowledge in the Middle Ages was shaped by ancient theories, religious beliefs, and limited scientific understanding. Physicians believed health depended on balancing the body’s four ...

When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. We all produce mucus, even when healthy. Mucus is a ...