Intelligent Medicine Radio for December 6, Part 2: What causes bleeding gums?

Revolutionary study highlights anti-aging benefits of collagen supplementation; Creatine gummies flunk potency tests; Do small irregularities on an endoscopy dictate a lifetime prescription for acid-blockers? How exercise slows cancer and forestalls dementia; Pregnant women require frequent thyroid checks to avert autism; Fructose may stoke body-wide inflammation; What causes bleeding gums?