Dr. Livingstone Concocts "Rousers" to Fight Malaria
150 years ago, malaria was a mystery to doctors in Africa and the west. On earlier expeditions, when Livingstone travelled along these same river banks, he recorded suffering from malaria dozens of times. Livingstone develops his own medicine and pioneered a systematic dosage to keep him alive. The main ingredient was quinine, found in the bark of the South American cinchona tree.