For those that say this is psychological should go back to medical school and get re-certified - oh wait- you don't have a medical degree? Oh, then here is a nice cup of steaming STFU.
Just because there is a huge disparity of medical knowledge concerning eating/digestion does not automatically mean that it's "psychological."
Just because there is a huge disparity of medical knowledge concerning eating/digestion does not automatically mean that it's "psychological."