A disease is an abnormal condition affecting the body of an organism. It is often construed to be a medical condition associated with specific symptoms and signs.

disease /dis·ease/ (dĭ-zēz´) any deviation from or interruption of the normal structure or function of any body part, organ, or system that is manifested by a ...

This article provides a list of diseases with possible (but unconfirmed) infectious etiologies. Many diseases are linked or associated with infectious pathogens. A ...

This study determines if people with risk factors for Parkinson’s disease have biomarkers for the disease.

National Institute on Aging 31 Center Drive, MSC 2292, Bethesda, MD 20892. National Institutes of Health. U.S. Department of Health & Human Services

Celiac disease is a condition that damages the lining of the small intestine and prevents it from absorbing parts of food that are important for staying ...

Diseases and Disorders Medical reference with alphabetical list of diseases, disorders, illness and injuries with common medical conditions explained.

All information and sources you need about. Cancer, Crohns, Cystic Fibrosis, Diabetes, Disease, HIV, AIDS, Infection, Mad cow, Migraine. Disease.com is your place.

Provides general information on what Crohn's disease is and how it develops. Describes symptoms, diagnosis, potential complications, and treatment.

CDC Centers for Disease Control and Prevention - Your Online Source for Credible Health Information