There are many web sites with health information, but not all are accurate or timely.  Those listed here are sponsored by well known organizations and contain factual information that is updated regularly.

• Agency for Health Care Policy and Research
• American Academy of Allergy, Asthma & Immunology
• American Cancer Society
• American College of Gastroenterology
• American Diabetes Association
• American Heart Association
• American Lung Association
• Centers for Disease Control and Prevention
• Consumer Health Information Page (NIH)  
• Mayo Clinic
• National Cancer Institute
• National Institute of Aging
• National Institute of Digestive Diseases

While being informed is important, you should not use web information to take the place of obtaining appropriate diagnosis and care by your health professional