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3 votes
Why are you supposed to use a new needle for checking your blood sugar?

2 Answers

3 votes
You have to change it other wise you could add infection to your skin and cause possible damage to you blood cells.
User Sleepy
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5 votes
You are suppose to change your lancet every time you check your blood pressure because it can prevent changes in skin, infections, painful fingersticks, etc.
User Vincent T
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