“You are not human, you are a walking bacterial colony,” says the Belgian researcher Jeroen Raes, from the Flanders Institute of Biology, in this video from TEDxBrussels. Raes discusses issues that go from the gut microbiota’s size to its functions,

Gastric bypass surgery has been revealed as an effective method for fighting morbid obesity, as this kind of intervention usually leads to a significant weight loss. Until now, scientists were not aware of the important role of the gut microbiota