[header] How to use social media to aid weight loss [title] Find a weight loss community. [step] One of the biggest benefits that social media has for weight loss is that it helps build a sense of community support for users. You're connected with thousands of others who are also looking to lose weight. 
Check out sites like weight loss buddy, sparkpeople, and diet.com, which are weight loss sites with a strong community. [substeps] One study in particular found that those people who " friended " others and checked in more regularly lost 8% more weight than those that didn't.