| Doctor's Guide | Substantial medical guide for doctor & patient alike |
| Drugs Info | A serious guide to the drugs problem |
| Diabetes Insight | UK Comprehensive Information Site |
| Discoveryhealth | American Health News Site |
| Dr Ann on line | Freeserve's Women's Health Channel |
| Drugs & Therapeutics Bulletin | Which? Magazine on Health |
| Diabetes Care | American Diabetes Association, extensive site |
| Depression Alliance | British Charity to help depression sufferers |
| Department of Health, The | UK Dept of Health Official Site |
| Dental Health | UK Dental Health Guide |
| Disability Information | General information for the disabled |