Religious leaders often promote ideas about HIV and the use of condoms that run counter to public health campaigns. But in Swaziland, the two sides are starting to work together. The World's Alex Gallafent has the story.
India has become a breeding ground for antibiotic-resistant microbes, The World's Marco Werman talks to reporter Jason Gale about what's causing the problem and how India's medical tourism industry could expose people worldwide to the resistant germs.
After news of this experimentation on Guatemalan prisoners and mental health patients came to light last year, President Obama's bioethics commission launched a review of government research on human subject.
People around the world are living longer than they did a few decades ago, but they aren't necessarily healthier. Tobacco and alcohol-related problems are on the rise, as are diabetes, obesity and depression.
In Somalia, Ali Maow Maalin died unexpectedly this week. His passing is a milestone in the history of a viral disease: smallpox. Ali Maow Maalin was the last person in the world to be infected with naturally occurring smallpox.
Philip Graitcer used to work in Africa as an epidemiologist for the CDC. Recently he returned to Africa as a journalist and met people living with elephantiasis. He shares his thoughts on the patients who remain even when a disease is gone.
Several scientific groups are tracking the global spread of infectious diseases by monitoring Twitter, web searches, and other content online. The World's Rhitu Chatterjee looks at the promise and challenges of disease surveillance via the internet.
Anchor Katy Clark gets two perspectives on the global battle against malaria: one view is that of Abdullahi Boru, a BBC correspondent who contracted malaria as a teenager; the other view is that of Nils Dauliere