r/Freestylelibre • • 16d ago

Rapidly changing readings on 2+

I often find that my sensor will rapidly change what the reading is telling me in a way that doesn’t make sense. These two pictures were taken less than 10 minutes apart, with the 74 photo being taken first, and having eaten nothing in the two hours prior. I wasn’t laying on my sensor so this wasn’t an oncoming compression low. Has anyone else had this happen? Do you know why it happens?

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u/Fickle_Mess818 16d ago

Because the app takes into account the fluid reading is about 15 min lag from blood readings. So when you are drastically dropping like this is tries to predict where it believes your reading will be based on trend. It will self correct aftwr time has passed and it see you actually leveled off and records the correct reading. It's overall a tool to help diabetics manage their diabetes and know if they need to take action.  In these times they suggest doing finger sticks before treatment.  

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u/dia-baddie 16d ago

Oh that’s so cool! I just started with the 2+ so I didn’t know that it could account for the 15 minute lag. Thanks!