More than 42 million people worldwide are now infected with HIV, in spite of sustained
prevention activities. Although the spread of HIV has been primarily sexual, epidemiological …

Following its recognition in 1981, the HIV/AIDS epidemic has evolved to become the
greatest challenge in global health, with some 34 million persons living with HIV worldwide …

How do modern women in developing countries experience sexuality and love? Drawing on
a rich array of interview, ethnographic, and survey data from her native country of Kenya …

Background The treatment guidelines for tuberculosis treatment under Directly Observed
Treatment, Short-course (DOTS) have been a common strategy for TB treatment in Zambia …

Africa is the continent most severely affected by the global HIV-1 epidemic, with east and
southern Africa in general more severely affected than west and central Africa. Differences in …

Background Extensive evidence from observational studies suggests a role for genital
herpes in the HIV epidemic. A number of herpes vaccines are under development and …

Background: The role of homosexuality and anal sex practices in the African HIV-1 epidemic
is not well described. We aimed to assess the risk factors for prevalent HIV-1 infection …

An estimated 2.5 million people were newly infected with HIV in 2007, of whom two-thirds
live in sub-Saharan Africa [1]. In the context of the urgent need for intensified and expanded …

The effect of HIV-1 on other infectious diseases in Africa is an increasing public health
concern. In this review, we describe the role that three major infectious diseases—malaria …

The causes of large variation in the sizes of HIV epidemics among countries in sub-Saharan
Africa are not well understood. Here we assess the potential roles of late age at marriage …