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Pulse check
Which finger should we use to check the oxygen level and which hand? Also , how many times a day we should check oxygen level?
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Any finger gives a reading but usually the middle finger in the pulse oximeter gives a perfect reading.
Which hand doesn't matter unless it's a baby you want to monitor.
Next Steps
3 times a day is enough
Health Tips
try checking after 5-6 mins of walking, if it drops by 4 , seek help
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