HIV means human immune virus, this disease is very serious especially in the developing country like Tanzania. This disease up to now it is in every where around the world. The estimate on show that about 57.9 million people have been affected with HIV since the pandemic began. Among all the continents Africa is mostly one’s to have large group of people who are affected by HIV.

HIV bring many problems in Tanzania, this disease accuse, the death of many people it cause the disintegration of many families by killing leader of families, hence increase orphans (dependency ratio) and increase also the street children, who are engage in the dangerous action such as thrives thus criminal cases increase. HIV killed, leader, experts as well the man power in the society’s they leads to low production as well loss of experts such s engineer, doctors etc. this lead to fall of national income. Because the government much budget for medication so as to foisting against HIV it cause other sector to decline due to low budget e.g education, agriculture sector etc. Due to all these affect the government of Tanzania together with private sector should be organized together so as to reduce these effect s well as to increase prevention measure of this disease.