Review: GRUNT: THE CURIOUS SCIENCE OF HUMANS AT WAR by Mary Roach
Those in the business of National Security classify diarrhea as a clear and present danger. It’s particularly hazardous for members of the U.S. Special forces, because diarrhea is an enemy from within that can attack without warning. I know this because I’ve read Mary Roach’s GRUNT: THE CURIOUS SCIENCE OF HUMANS AT WAR, specifically, chapter eight (“Leaky SEALs”).