Causes of AIDS
There are many factors that cause Acquired immune deficiency syndrome (AIDS). AIDS is a disease caused by a virus called HIV (Human Immunodeficiency Virus).
First of all, HIV is caused by having sex through unprotected sex with a person who has infected by HIV. HIV may be transmitted through unprotected heterosexual or homosexual, vaginal, anal, or oral sex. The main routes of transmission are unprotected vaginal and anal sex.
Besides that, one can be infected with HIV through blood transmission. Sharing needles and reusing syringes that contaminated with HIV-infected blood may cause blood transmission from one to another. In most of the cases, this incident occurs when there is sharing and reusing needles among drug users. In addition, HIV may be transmitted if there is use of contaminated surgical instruments or equipments and blood transfusion with infected blood during medical treatment or operation. It could happen when health care workers are involved in needle prick accidents.
Moreover, one of the ways to be infected with HIV is through mother-child transmission infection. This is a condition where mothers who are infected by HIV are at risk of giving the disease to their baby during pregnancy and giving birth process. Besides that, HIV transmission can occur during breastfeeding by an infected mother as well which is called vertical transmission.
Effects of AIDS
AIDS causes damage to the human body in many ways. AIDS reduces the ability of the infected person to fight other diseases. HIV infection causes AIDS as well as a number of health problems. HIV infection affects many organs of the body, including those within the immune, gastrointestinal, mucosal, respiratory and neurological systems.
First of all, HIV virus affects the immune system as the virus attacks lymphocytes called T cells. These T cells also called as CD4 are essential for fighting disease causing