From the flu that sweeps through offices every winter to new viral outbreaks that make global headlines, contagious diseases remain one of humanity’s biggest challenges. Despite medical advances, ...

Heart valve disease is more common in older people since heart valves can develop damage over time that affects their function. Early diagnosis and treatment are key. Share on Pinterest Getty Images ...

Monique Wasunna is the director of the Drugs for Neglected Diseases initiative Africa Regional Office. These diseases are transmitted in various ways. Guinea worm disease, for instance, is water-borne ...