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This is the face I make. Best feeling in the world is when u don't have to go back out to the med cart to draw up insulin. On to the next patient.
SERIOUSLY. I bought a mouthgaurd thing the day after the class. I don't know what I'd do if I didn't have it. As several instructors have told me, "Those people are collapsing for a reason, if it's contagious you don't want it!".