| English-Language Web Sites | URL Address |
| Popular General Health | |
| Allhealth.com | www.allhealth.com |
| CBS Health Watch | www.cbshealthwatch.com |
| DrKoop.com | www.drkoop.com |
| Intelihealth | www.intelihealth.com |
| Onhealth | www.onhealth.com |
| WebMD | www.webmd.com |
| Yahoo | www.yahoo.com |
| Condition-Specific | |
| American Academy of Allergy, Asthma, & Immunology | www.aaaai.org |
| American Cancer Society | www.cancer.org |
| American Obesity Association | www.obesity.org |
| Athealth.com | www.athealth.com |
| Cancernet | www.cancernet.gov |
| Depression.com | www.depression.com |
| MyAsthma | www.myasthma.com |
| National Heart, Lung, and Blood Institute | www.nhlbi.nih.gov |
| National Institute of Mental Health | www.nimh.nih.gov |
| National Library of Medicine | www.nlm.nih.gov |
| Obesity Online | www.obesity-online.com |
| Oncolink | www.oncolink.com |
| Spanish-Language Web Sites | URL Address |
| Popular General Health | |
| Graciasdoctor | www.graciasdoctor.com |
| Salud | www.salud.com |
| Salud Latina | www.saludlatina.com |
| Condition-Specific | |
| Cancernet | www.cancernet.gov |
| Centro Peso | www.centropeso.com |
| National Institutes of Health | www.nih.gov |
| New York Online Access to Health | www.noah-health.org |