- Deciphering 'Medspeak' - Decipher medical terms and prescription shorthand
- Directory of Health Professionals - by National Institute of Health
- HealthFinder.gov - Government Medical Search Engine
- IMedix - Medical Search Engine
- Medical Dictionary - by National Institute of Health
- Medical Encyclopedia - by National Institute of Health
- MedLine Plus - NIH - Health Topics, Info on Drugs and Supplements, Medical Diagrams, and more
- PubMed - by NIH - Search Medical Literature