Amazon.com description: Product Description: Germs are everywhere, all around us in every part of the world. They can invade plants, animals, and, unfortunately, humans. The result of a germ invasion is infection, which, in turn, can lead to a host of maladies, including sore throats, stomach aches, cavities, pneumonia, flu, diarrhea, vomiting, and fevers. In extreme cases, some infections even result in death. Readers are introduced here to the gross and gruesome world of germs, as well as to the fascinating science that describes and explains their actions and processes. Also covered is the use of germs to wage illegal warfare and the medical community's constant battle against these harmful, and even deadly, pathogens.