HitWise published a list of top health and diet sites in January 2007.
| Top diet and health sites | |
| Site | URL |
| Weight Watchers | www.weightwatchers.com |
| LifeScript | www.lifescript.com |
| Kids Health | www.kidshealth.org |
| Nutrisystem.com | www.nutrisystem.com |
| RealAge | www.realage.com |
| SparkPeople | www.sparkpeople.com |
| BodyBuilding.com | www.bodybuilding.com |
| Everyday Health | www.everydayhealth.com |
| eDiets | www.ediets.com |
| Quality Health | www.qualityhealth.com |
| Source: HitWise | |