5 Things You Didn't Know About Being a Nurse

Nurses Have to Know Math and Science

A caring demeanor is a wonderful attribute, but kindness and empathy doesn't get a nurse through all the necessary training -- and it sure doesn't substitute for being able to calculate medication doses, changes in patient vital statistics and potential drug interactions that could threaten a person's health. From chemistry to math, a nurse has to have a solid grasp of the hard sciences as well as good social skills, compassion and a desire to help people.

A nurse not only works with humans, but a lot of inanimate beeping and humming machines that require an expert's skill to operate correctly [source: College Crunch]. A good heart goes a long way, but smarts are essential to this challenging profession [source: Kuokkanen and Leino-Kilpi].

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