health & medicine
In 12 years, the world has added 1 billion people. On Monday, the United Nations expects the global population to top 7 billion for the first time, ever.
A new vaccine is providing protection against malaria to nearly 50 percent of those who get it, possibly saving millions of lives. But that leaves some doctors with concerns.
9 million older adults don't know where their next meal is coming from. Making ends meet is a daily struggle.
Dr. Jacques Pépin, who spent years battling disease in Africa, has published a new book that looks at the history of HIV/AIDS, tracing not only the current outbreak, but also looking at earlier outbreaks perhaps dating to the 1920s and 1930s.
If you've seen the movie Contagion, you have a good idea of what a deadly pandemic could look like in real life. A new book from a Stanford biologist says just such a pandemic may happen sooner than we'd like.
After being diagnosed with leukemia, Amit Gupta needed a bone marrow transfusion. Unfortunately, there's no one in the national registry that matches him. So, with friends, he's turning to social media to try to find the person that could save him.
In an effort to get a handle on its HIV/AIDS infection rate, health officials in Zimbabwe have launched an ambitious campaign to circumcise 1.2 million men in seven years.
No one had quantified how much carcinogens linger in people's clothes after they get back from the dry cleaner's, until a high school student started asking questions.
A recent study shows women using two popular hormonal contraceptives put themselves and their partners at greater risk for contracting HIV.
Truckers now have an alternative to sitting around a truck stop -- a movement to encourage them to ride bikes as an antidote to their sedentary life is gaining speed.