http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Osteoarthritis (OA) causes disability and is a major public health problem. A new study examined the effect of chondroitins 4 and 6 sulfate (CS) on OA progression and symptoms. CS, unlike other chondroitin sulfate products sold as dietary supplements in the U.S., has been approved as a prescription symptomatic slow acting drug for OA in many European countries. The study was published in the February issue of Arthritis & Rheumatism. http://www.physorg.com/news152462069.html Medicine & Health Thu, 29 Jan 2009 14:35:20 EST news152462069 In a two-year multicenter study led by University of Utah doctors, the dietary supplements glucosamine and chondroitin sulfate performed no better than placebo in slowing the rate of cartilage loss in the knees of osteoarthritis patients. http://www.physorg.com/news141924388.html Medicine & Health Mon, 29 Sep 2008 16:26:28 EST news141924388