Xinhuanet Tianjin Channel 1 65438+1October 30th 65438+February1Sunday is 19 World AIDS Day. This year's theme is "Responsibility" and the slogan is "Curbing AIDS and Fulfilling Commitments". This year's theme aims to emphasize the responsibility of world leaders to fulfill their commitments to fight AIDS and call on the public to actively participate in the fight against AIDS.

198 1 After the first case of AIDS was discovered in the United States, HIV spread at an alarming rate around the world. In order to raise public awareness of the dangers of AIDS, the World Health Organization has designated 1988 1 every year as World AIDS Day, calling on countries all over the world to hold various activities on this day to publicize and popularize the knowledge of AIDS prevention.

The full medical name of AIDS is "acquired immunodeficiency syndrome", which is caused by human immunodeficiency virus. This virus is contagious for life, destroying people's immune system and making people lose their ability to resist various diseases. The main transmission routes of HIV are blood transmission, mother-to-child inheritance and sexual contact. AIDS is known as the "killer of the century", and there is no effective medicine and treatment for AIDS in the international medical community.

At present, AIDS continues to spread around the world. According to the World AIDS Report 2006 released by UNAIDS and the World Health Organization on June 5438+065438+1October 2 1 * *, in 2006, there were 4.3 million new HIV-infected people in the world, bringing the total number of HIV-infected people to 39.5 million, and another 2.9 million people in the world died of AIDS. Judging from the distribution of HIV-infected people, sub-Saharan Africa is still the hardest hit area of AIDS, and 63% of HIV-infected people in the world are concentrated here. In 2006, 2.8 million people were newly infected with HIV in this region, and the total number of infected people reached 24.7 million.