Rob dives deep into the world of Breatharianism, also known as Inedia, a practice in which people abstain from eating any food and sometimes from drinking any water. Some claim it's a way to reach a higher form of enlightenment, some say there is a number of heath benefits, most say it's a load of crap. 

Watch along on YouTube: https://www.youtube.com/watch?v=G9iEe_9Gpi8