Malaria
An Ongoing Threat

Every year, mosquitoes pass parasites that cause malaria to hundreds of millions of people, and hundreds of thousands die. See how the disease works and the ways doctors and scientists fight malaria.Dive deep into the Deadly Diseases series—part of the UpDog Books™ collection. Discover what causes these illnesses, the symptoms behind them, and what is being done to stop the spread. At the end of the book, read two patients' symptoms and decide which one has the sickness.