AIDS stands for “Acquired Immune Deficiency Syndrome”. It is caused by a virus called “Human Immunodeficiency Virus”, or HIV.

HIV is incapable of causing direct symptoms, but once the virus enters the body through blood vessels, they will begin to attack the “T4 Lymphocytes” (white blood cells and macrophages) reside within the immune system, weakening the immune system’s ability to self-repair. Meanwhile, some harmless disease such as pneumocystis carinii pneumonia (PCP), which normally do not affect healthy person, begins their infection and thus turning HIV carrier into AIDS patient. Currently there are no definitive effective cure that can completely eradicate HIV virus, yet several adopted treatments have greatly expand AIDS patients life expectancy and quality of life.

What are the symptoms of HIV infection?

An AIDS can take years to develop after the infection with HIV. At the early stage of infection, an infected patient may experience: Flu-like symptoms, Fever, Weight loss, Fatigue, Swollen glands or even no symptoms. HIV carriers may not have any initial symptoms and cannot be identified by any external features. During the final stages of AIDS, many parts (e.g. skin, lungs, eyes, internal organs and brain) are susceptible to infections

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