Lingering long after the bombs stopped falling in Vietnam, the effects of Agent Orange continue to haunt Vietnamese people and American veterans of the war. Generations later, cancers, birth defects, deformities, and organ failure have all been attributed to exposure t...

Although there is much promising research, there is no known cure for Parkinson's disease. Also, relatively little is known about how Parkinson's disease develops. Research suggests that the cause of Parkinson's disease is a mix of heredity and environmental factors. P...