Marijuana contains an amazing chemical, beta-caryophyllene, and scientists have thoroughly proven that it could be used to treat pain, inflammation, atherosclerosis, and osteoporosis. Jrg Gertsch, of ETH Zrich, and his collaborators from three other universities learned that the natural molecule can activate a protein called cannabinoid receptor type 2. When that biological button is pushed, it soothes the immune system, increases bone mass, and blocks pain signals -- without causing euphoria or interfering with the central nervous system. More →