Jakub Szczesny suffers from a number of respiratory conditions, and health metrics like blood oxygen saturation can help him better understand and navigate his diagnoses and daily life. He shared his experience with the Amazfit GTR 3 Pro and its health monitoring features, and discovered its ability to efficiently and accurately measure his SpO2. This article was originally published in Polish in https://antyweb.pl/. @JAKUB SZCZĘSNY 11...