Facebook has begun addressing sensational and misleading nutrition health and fitness claims on its platform by lowering them in your News Feed. The social networking platform said has made two ranking updates to reduce posts with exaggerated or sensational health claims and posts attempting to sell products or services based on health-related claims. For the first update we consider if a post about health exaggerates or misleads -- for example making a sensational claim about a miracle cure Facebook said in a blog post late Tuesday. For the second update we consider if a post promotes a product or service