Types of Insulin
Insulin has come a long way since its initial discovery back in 1922. Once derived only from animals, today's insulins are the result of sophisticated genetic engineering techniques that have allowed researchers to alter the human insulin gene to create a variety of drugs that behave in different ways.
In fact, there are so many insulin options today that figuring out which type does what can be confusing. From the fastest acting to the longest lasting, this guide to insulin will help demystify the drug.
Reviewed by Jason C. Baker, MD 05/13.
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There are very few conditions under which I will not ride my (road) bike. More than an inch of new snow, snow pack, and slush are the three major ones. That said, if the distance is short and familiar, and traffic is expected to be light, I'll take my chances. I was considerably less hesitant in my teens and twenties when I had two bicycles in my stable: a three-speed commuter and a 12-speed touring bike. My craziest experiences then were riding through what I later...