And the number of sufferers is expected to increase, especially in lower-income countries as people in rural areas move to urban centers and adopt more sedentary lives. So what can help them?
The money was pledged by Saudi Arabia and the United Arab Emirates, two countries that have fueled the country's humanitarian crisis. Aid groups from Yemen and beyond weigh in.
At first, tests were positive for porcine epidemic diarrhea virus. Then something strange happened. The pigs stopped testing positive for that virus — but kept getting sick.
There can be unintended consequences when doctors and med students volunteer to improve local health care. A new position paper offers up ethical guidance.
Positive scientific results aside, the idea of shinrin-yoku shouldn't be surprising: Who hasn't felt an inner sense of well-being when walking along a forest trail? asks commentator Marcelo Gleiser.
The idea of using leeches to treat ailments is ancient — and no longer in favor. But now these blood-suckers are gaining new respect as a doctor's helper during surgery.
The government of Indonesia wants coverage for everyone by 2019. As Dr. Jacklyn Adella is finding out from her stint on a remote island, many challenges lie ahead.
New York Times columnist Nicholas Kristof wrote the op-ed to draw attention to the country's conflict and suffering. It was criticized on social media for its "shallow" reporting. What's his response?