South Africa's port city of Durban will host the 21st International AIDS Conference in 2016, marking the forum's return to Africa after 16 years, organisers said.
Australian authorities were urging 399 people in eastern Victoria state to have an HIV test after a health care worker was diagnosed with the virus that causes AIDS.
The World Health Organization urged all men who have gay sex to take antiretroviral drugs, warning that HIV infections are rising among homosexual men in many parts of the world.
Heart disease and stroke have replaced infectious disease as the top causes of early death in the Arab world, tracking the West in a trend towards lifestyle disorders.
India's Supreme Court Wednesday upheld a colonial-era law criminalising homosexuality in a landmark judgment that crushes activists' hopes for guarantees on sexual freedom in the world's biggest democracy.
A single dose -- rather than the recommended three -- of a vaccine against the sexually transmitted disease HPV may be enough to ward off cervical cancer.
US scientists seeking to unravel the mysteries of HIV have made an important breakthrough after capturing the clearest image yet of a protein which allows the deadly virus to attack human immune cells, new research showed Tuesday.