USAID
HIV is a virus that weakens the body's ability to fight off disease.
2014 · 33 pages

Abstract
It is known as the Human Immunodeficiency Virus. The virus attacks the immune system, specifically targeting CD4 cells that help protect the body from disease. Once HIV enters the body, it begins to copy itself and attack these CD4 cells, gradually weakening the immune system. As the immune system becomes increasingly compromised, the body becomes more susceptible to other diseases. When a person's immune system is no longer able to fight off disease, they are diagnosed with AIDS, a set of symptoms that occur as a result of the body's inability to defend itself. People can live a normal life for years without knowing they are infected, during which time the virus can be harming their health and may be transmitted to others. The only way to determine if someone has been infected with HIV is to take a blood test. HIV is a ticking time bomb, and early detection is crucial in preventing the progression of the disease. If someone is infected, they can take steps to manage their condition and live a long and meaningful life. This includes eating healthy foods, exercising regularly, changing unhealthy habits, and practicing safe sex. There are also medicines available that can help improve the physical condition of someone living with HIV. The government provides free HIV treatment, known as ART, which controls the development of the virus and weakens its ability to attack the immune system. However, not everyone needs ART as soon as they test positive for HIV. The decision to start treatment is typically made on a case-by-case basis. HIV transmission requires four specific conditions to be met: the infected person must have a sufficient amount of the virus present in their bodily fluids, the virus must still be alive, and it must enter the body of the other person. This highlights the importance of practicing safe sex and taking steps to prevent the transmission of the virus.
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