In 2012, Nigeria accounted for half of the world’s cases of polio. Now it hasn’t seen a new case in more than a year. What does this mean for the world?
Countering ozone and black carbon pollution that damage crops will pay off big time, and fast.
An infectious, sometimes deadly virus is taking lives in East Asia for the first time. But health workers are making progress in containing the MERS virus.
A study finds that children exposed to a pollutant found in vehicle exhaust and power plant emissions are at a higher risk of developmental problems.
The Americas are the first world region to conquer rubella. Commitments to sustained, thorough immunization campaigns have beaten four diseases in 40 years.
More than 230 million people worldwide know the breathing difficulty of asthma. Air pollution increases asthma, but treatment and prevention can help.
Vaccination saves 2 million to 3 million lives yearly. Reaching children who don't receive vaccines is the goal for World Immunization Week, April 24–30.
The yearlong international health response to combat Ebola has sharply reduced the rate of infection. Pushing case numbers to zero is still the goal.
Some bacteria have grown stronger than antibiotics, and kill more than zombies. The White House has a new plan to beat them.