How can a disease be a “silent killer” with no symptoms, no apparent illness, until it causes damage to our bodies? How can a disease be so dangerous that doctors recommend screening for it by age 3?

WiRED International now offers a complete module series on the echocardiographic diagnosis of rheumatic heart disease (RHD) in Portuguese. These training modules will be used primarily in Brazil, where RHD is a serious health risk.

Fifteen-year-old Kevin Mark has a remarkable story. He comes from Obunga, an impoverished community near Lake Victoria in western Kenya. Many residents there cope with serious housing issues, from leaky roofs to poor insulation.

Hundreds of millions of people worldwide suffer every day from chronic diseases of the airways and other structures of the lung. Chronic respiratory diseases (ranging from infections like bronchitis and pneumonia to conditions like asthma and COPD) caused more than 4 million deaths in 2012.

Ebola has all but vanished from the news—but not from West Africa. In fact, a situation report from the World Health Organization (WHO) shows a recent uptick in the number of Ebola cases. Now is the time to prepare communities and to establish systems that can be activated if the virus should spread.

Nothing kills more people each year than cardiovascular diseases. The World Health Organization reports that an estimated 7.4 million people died from some form of coronary heart disease in 2012.

WiRED International just posted a module on chikungunya disease to our Community Health Education e-library.

Measles is so contagious that if one person has it, 90% of the people close to that person who are not immune will also become infected.

What is the biggest health challenge on the globe today? It is clearly the threat of noncommunicable diseases (NCDs) according to Shanthi Mendis, M.D., the World Health Organization’s coordinator for chronic diseases prevention and management.

Ever heard of the Chikungunya virus? Most people haven’t, yet more than a million people in the Western Hemisphere have caught it.