The dudes we can thank for our handy bottles of insulin are Fredrick G. Banting, Charles H. Best, J.J.R. Macleod and James B. Collip. They discovered insulin 1921 by extracting it from the islet cells of animal pancreases! Before this, being told you had Type 1 diabetes basically meant you had a very short time to live because they didn't have any of the right tools to treat it. The four men above didn't even accept any money for their research and discovery because they simply cared about...

