AIDS, was first discovered in 1981 in the United States and confirmation. Full name is "Acquired Immune Deficiency Syndrome" (Acquired Immune Deficiency Syndrome). AIDS is divided into two types: HIV - 1 type and HIV - 2 type, they have their own subtypes. Popular in different district subtypes is different. The same subtype in different regions also exist certain differences. HIV is human body infected with human immunodeficiency virus (HIV - the human immunodeficiency virus gets), also known as infectious disease caused by HIV.
Humans are born with immune function, when bacteria, viruses invading the body, the immune function under normal operation, even if illness also can heal. However, HIV attacks the central cells of the body's immune system - T4 lymphocytes, caused the loss of the human body resistance ability, Hiv, is a kind of virus that attacks the body's immune system. It regards the most important T4 lymphocytes of body's immune system as a target to devour, destruction a large number of T4 lymphocytes. HIV itself will not cause any disease, but when the immune system after breaking by HIV, the human body caused by losing the ability to resist the infection of the other various compound infection and lead to death. The HIV virus in the body of the average incubation period of 12 to 13 years, before develop AIDS patients, the patients''s appearance looks normal, they may not have any symptoms to live and work for many years.

The difference between HIV and AIDS.
HIV on behalf of the human immune deficiency virus. After a person infected with HIV, the virus began to attack the body's immune system. The human body is a function of the immune system to ward off disease. After a few years, HIV weakens the immune system, at this time, the body will catch the opportunity to infection, such as pneumonia, meningitis, tuberculosis, etc. Once you have opportunistic infections, this person is considered to be suffering from AIDS.

AIDS represents acquired immune deficiency syndrome.AIDS itself is not a disease. It is a state of could not resist other diseases or syndromes. Human won't die of AIDS, but will die from diseases associated with HIV/AIDS.

We should give more care, help and no discrimination against AIDS who is infected HIV, they are the victims of the disease, should get a humanitarian love and help. Their family and society to create a friendly solution, and healthy living and working environment, and encourage them to take a positive attitude towards life, change the risk behavior, cooperate with treatment in HIV clinic singapore -, to improve their life quality, also is advantageous to the HIV/AIDS prevention and maintaining social stability.