Since first case of HIV was recognized in united states in 1981, HIV has spread rapidly throughout the world, statistics of joint United Nations program on HIV/AIDS and World Health Organization(WHO)2007, estimated number of persons living with HIV worldwide were 33.2 million.The AIDS epidemic update reports on the latest developments in the global AIDS epidemic has been published annually since 1998.The new HIV infected in 2007 were 2.5 million and the deaths due to the HIV in 2007 were around 2.1million worldwide.Half of the new infected cases today are young people aged between 15-24...