In Clearing the Air: Art of the Bowel Movement, physician Lee Baumann provides a detailed description of the anatomy, physiology, and proper care of one of our body's most valuable resources: the terminal bowel. Few people, including many physicians, understand the sequential, complex, and consequential nature of the underappreciated organs involved: the sigmoid colon, rectum, and anus. Despite the rectum's superior sagacity and judgment, the anal...