The first drop of blood from the blood collection site contains larger plateletswhich seals off the collection site until enough blood is obtained for the test, and the double wipe ensures longer, greater blood flow.

Why am I getting 2 different blood sugar readings?

You may get different BG readings even for the same drop of blood because of a concept called sampling. Imagine you have a glass of water and you drop some blue food coloring into the glass. In this example, a glass of water is your blood; food coloring is the sugar in your blood.

Why are they taking blood from your finger?

Fingertip blood sugar testing is the most common method for people with diabetes Gain insight into how food, medications, physical activity, and other variables affect their blood sugar levels, and how to act.

wipe the first drop of blood

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