Tapeworms of the Taenia and Echinococcus species can also be contracted by humans via accidental ingestion of cat feces containing infectious tapeworm eggs. The only form of Echinococcus transmissable by cats is that causing alveolar echinococcus.
Anyone can contract HIV, and while IDUs are at great risk because of practices related to their drug use, anyone who engages in unsafe sex (e.g., unprotected sex with an infected partner) could be exposed to HIV infection.frican-Americans account for a higher proportion of HIV infections than any other population at all stages of the disease from initial infection to death (see text box). Moreover, specific minority subgroups are at particular risk.
AIDS in Africa. The prevalence of HIV/AIDS is highest in Southern Africa. HIV/AIDS in Africa is one of the most important global public health issues of our time, and perhaps, in the history of mankind. In Africa, AIDS is one of the top causes of death. While only comprising slightly under 15% of the total population of the world, Africans account for nearly 70% of those who live with HIV and are dying of AIDS.