Summary: Study ties marijuana use to death from hypertension--but there's a catch; Cannabinoids remove plaque from Alzheimer brains; Can hemp oil substitute for Tylenol for pain relief? How to speed healing from a wrist fracture? Gall bladder myth-busting: Does a high-fat diet cause gallstones? The new B vitamin that takes its place beside folate as a preventer of birth defects.
