Now, for all of you chronically constipated or whoever can not poop while traveling, this should make a lot of sense. You can not will your intestines to do anything, they have a mind of their own. More later on what is the best way to nourish the second brain and how our guts actually make serotonin for our first brain!
For more information, visit
http://www.nytimes.com/2005/08/23/health/23gut.html
http://www.nytimes.com/2005/08/23/health/23gut.html