Answer :
Even though just 11% of the world's population lives in sub-Saharan Africa, the continent is the heart of the HIV/AIDS epidemic. The sums are intimidating. The prevalence of adult HIV is 1.2% globally, but it is 9.0% in sub-Saharan Africa.
Although only 11 percent of the world's population resides in sub-Saharan Africa, the continent is home to the majority of HIV/AIDS cases. There are a lot of them. However, sub-Saharan Africa has a prevalence of HIV of 9.0 percent, compared to 1.2 percent globally (and 0.6 percent in North America). 40 million persons were estimated to be HIV/AIDS positive as of the end of 2001, with 28.5 million of those individuals being from sub-Saharan Africa. In 2001, 3.5 million people in sub-Saharan Africa were among the five million adults and children who contracted HIV for the first time. In 2001, there were three million AIDS-related deaths, with sub-Saharan Africans accounting for 2.2 million of those deaths. In sub-Saharan Africa, AIDS is currently the biggest killer.
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