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Immune System
HEALTH LIBRARY / TOPIC

Immune System

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57 ARTICLES IN THIS TOPIC

HIV

HIV (human immunodeficiency virus) attacks the body’s immune system. There is no cure but it can be treated with medicines. To know if you have HIV, get tested.
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HIV and Infections

Having HIV weakens your body's immune system. This can lead to serious infections that are called opportunistic infections (OIs). Read more.
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HIV and Pregnancy

HIV positive and pregnant or thinking about HIV and pregnancy? Learn how with early testing and medication you can significantly lower your risk of passing HIV to your baby.
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HIV in Women

Women who have HIV are at higher risk of certain infections, cancers, and diseases. There is no cure but there are treatments and medicines to prevent HIV.
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HIV Medicines

There are several different types of HIV medicines. They do not cure HIV but fight the infection. Learn more about these medicines.
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HIV: PrEP and PEP

PrEP (pre-exposure prophylaxis) and PEP (post-exposure prophylaxis) are medicines to prevent HIV. They are prescribed before or after there is exposure to HIV.
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Hives

Hives is a skin rash that can cause the skin to be red and have itchy bumps. Learn possible reasons to have rashes and treatments.
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Hodgkin Lymphoma

Hodgkin lymphoma is a type of lymphoma, cancer of the lymph system. It is serious but can usually be cured if found and treated early. Learn more.
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Immune System and Disorders

Your immune system is made up of cells, tissues, and organs that fight infections and diseases. Learn how it works, and about diseases of the immune system.
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Infectious Diseases

Infectious diseases are caused by four main kinds of germs. Vaccines, proper hand washing and medicines can help prevent infections. Discover more.
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Infectious Mononucleosis

Infectious mononucleosis (mono), or "the kissing disease," is a viral infection. It is often caused by the Epstein-Barr virus (EBV), which can spread in saliva.
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Juvenile Arthritis

Juvenile arthritis or JA, causes joint swelling, pain, stiffness and loss of motion in children. Learn diagnosis and tests for JA.
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