Do you have any reading at all?
Either your cuff (around your arm) is too loose or tight or the machine is faulty.
If your first reading is in the normal range and maybe the machine has been used before with no problems, it's time for a new one.
Wrist blood pressure device, with memory reading for two people.....which brand is best...
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Wrist blood pressure device, with memory reading for two people.....which brand is best & what price? Thanks.......