The immune system may play a part in Alzheimer's disease, U.S. researchers have discovered, in a breakthrough which could lead to the development of new treatments for the most common form of dementia.
Real-time imaging in lab monkeys has pointed to the havens where HIV lurks after being beaten back by drugs, scientists said on Monday.
Two of four strains of the virus that can cause AIDS come from gorillas in southwestern Cameroon, an international team of scientists reported in studies published Monday in the United States.
For the first time, a study shows that a drug used to treat HIV infection also can help prevent it when taken before and after risky sex by gay men.
Some U.S. health insurance plans are discriminating against people with HIV by placing antiretroviral drugs in a high-cost category and forcing patients to pay more for coverage, researchers said Wednesday.
Women who use a specific type of injectable birth control have a slightly higher risk of HIV infection than those who take the pill, said a study Friday.
The human immunodeficiency virus (HIV) may lose its ability to cause AIDS over time as more people take anti-retroviral drugs to keep the infection at bay, researchers said Monday.
As many as 70 percent of people infected with HIV in the United States do not have the virus under control, boosting the risk of transmission, according to a study Tuesday.
South African actress Charlize Theron threw her weight Tuesday behind an urgent new U.N. campaign to end AIDS as a global health threat by 2030.
Semen appears to interfere with microbicide gels to prevent HIV, possibly explaining why they work in the lab but not in real-life situations, scientists said Wednesday.