AMERICAN CANCER SOCIETY
AMERICAN DIABETES ASSOCIATION
AMERICAN BOARD OF MEDICAL SPECIALTIES (help finding board certified physicians)
DR. KOOP'S WEB SITE   ( former Surgeon General,  very good general info)
MET-RX ENGINEERED FOODS
DRUG SEARCH ENGINE
LIFE EXTENSION SYSTEMS (info on alternative medicine treatments).
TREADMILL INFORMATION COMPARISON
TREADMILL BUYERS INFO
HEALTH INFO A TO Z DATABASE
MEDICAL SEARCH ENGINE
Up To Date - The medical resource for patients!
GOOGLE SEARCH ENGINE (a solid no non-sense general search engine, ad free)
CENTERS FOR DISEASE CONTROL AND PREVENTION
ALLERGY NET SITE
ALLERGY, ASTHMA & IMMUNOLOGY ONLINE
SHOP FOR HOME GYMS
SUMMIT MEDICAL
AMERICAN COUNCIL ON EXERCISE (ACE)
ANALYZE YOUR PHYSICAL ACTIVITY @ THE LAWRENCE BERKLEY NATIONAL LABORATORY
WEIGHT TRAINING INFORMATION FOR WOMEN
HEALTH AND FITNESS FOR PROFESSIONALS