Why did medieval physicians fill a patient's nostrils with hog's dung? Can eating camel poop really help cure dysentery? And why are 21st-century doctors carrying out fecal transplants on patients with serious digestive problems? We often think of poop as yucky and dirty, but since ancient times, doctors have explored how it can be used as a treatment for illnesses and injuries. This title will engross readers—and gross them out! Filled with information perfectly suited to the abilities and interests of an early elementary audience, this colorful, fact-filled book gives readers a chance not only to learn, but also to develop their powers of observation and critical thinking. With fascinating photographs and surprising, high-interest facts about a material that we don't usually read about, the book makes learning about excrement poop-sitively amazing!