Video encyclopedia



Matchbox Twenty - Disease (Official Video)


What Deadly Diseases Look Like On Your Body


Lyme Disease | Chris’s Story


This is what happens when you have an autoimmune disease


5 Risk Factors for Heart Disease | Cedars-Sinai

A disease is a particular abnormal condition that negatively affects the structure or function of part or all of an organism, and that is not due to any external injury. Diseases are often construed as medical conditions that are associated with specific symptoms and signs. A disease may be caused by external factors such as pathogens or by internal dysfunctions. For example, internal dysfunctions of the immune system can produce a variety of different diseases, including various forms of immunodeficiency, hypersensitivity, allergies and autoimmune disorders.
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    • Terminology 

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    • Treatments 

    • Epidemiology 

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