The human body is physiologically a complex (starch) and simple (sugar) carbohydrate machine. There is enough fat in rice or oats, for example, to survive. Yes

The human body is physiologically a complex (starch) and simple (sugar) carbohydrate machine. There is enough fat in rice or oats, for example, to survive. Yes the human body can live without carbohydrates, but it's basically in adaptive illness that it does. If you start talking about the Eskimo or Inuit, I'll point to their extremely short lifespan and epic numbers of heart disease.