fitbit ECG ايپ سافٽ ويئر-صرف موبائل ميڊيڪل ايپليڪيشن ھدايت وارو دستور
Fitbit ECG App Instructions for Use Version AB Glossary A Atrial fibrillation (AFib) Atrial fibrillation (AFib) is a type of irregular heart rhythm, caused when the upper chambers of the…