For those already diagnosed with type 1 diabetes, and some with type 2, insulin injections will most likely be needed. Some people with type 2 diabetes may take medication to help them produce more insulin and/or use the insulin they are producing better.
For this crowd, it has become an article of faith that not only is meat-eating bad for humans, but that it's always been bad for humansâthat we were never meant to eat animal products at all, and that our teeth, facial structure and digestive systems are proof of that.
Editor's Note: The following is an adapted excerpt of Should We Eat Meat?: Evolution and Consequences of Modern Carnivory, by Vaclav Smil. Wiley-Blackwell, May 2013. There is no doubt that human evolution has been linked to meat in many fundamental ways. Our digestive tract is not one of obligatory herbivores; our enzymes evolved to digest meat whose consumption aided higher encephalization and better physical growth.