If you're a Western traveler, malaria and typhoid fever should top the list of diseases to discuss with your doctor when you return, especially following travel to Western Africa or India. “While tropical illnesses are rare in the Western world, these findings remind us that infectious disease pays no attention to geographic borders and affects the world at large,” said UTMB’s Dr. David H. Walker, president of the American Society of Tropical Medicine and Hygiene and chairman of the department of pathology at UTMB. The news also appears in Science Codex and Medcompare.