Any site for a fitness routine easily done at home to lose weight?

GE/Olympic Challenge: To get adequate nutrition and activity daily, facebook members were introduced to multiple challenges https://apps.Facebook.Com/healthyshare they are fine but limited in terms of information, and patients should visit several sites. The cdc http://www.Cdc.Gov/nccdphp/dnpao/index.Html and american college of sports medicine are sources of credible noncommercial information on fitness, nutrition.