Nursing and Allied Health Information Resources: Diseases and Illnesses

Cancernet
​Produced by the National Cancer Institute, this site is designed for "anyone with a question on cancer, in particular: patients, caregivers, health care professionals, researchers and others." Information on this site is reviewed and revised regularly by experts in oncology and related specialties and is based on the latest research in the field.

CDC A to Z Index of Diseases & Conditions 
Centers for Disease Control Index of Diseases and conditions. The A-Z index is structured so that synonyms, acronyms, and cross-referencing provide multiple ways for you to access the topics and features on CDC.gov. The index includes common and scientific terms to meet the needs of consumers as well as health professionals.

ClinicalTrials.gov 

ClinicalTrials.gov is a registry and results database of publicly and privately supported clinical studies of human participants conducted around the world. 

HealthyPeople.gov
Consumer-oriented federal government web site that has links to information on health related issues.
 
HealthFinder.gov
Drug and health related information including a health resource directory. 

NORD: National Organization for Rare Disorders 
NORD's Rare Disease Database provides brief introductions for patients and their families to more than 1,200 rare diseases.