I can agree with you but the title has a characters and I think the main point of this study is to measure glucose, as they say in the first paragraph > Smartp

I can agree with you but the title has a characters and I think the main point of this study is to measure glucose, as they say in the first paragraph > Smartphones can now measure glucose, a key marker for diabetes, as well as other molecules and biomarkers, thanks to their built-in magnetic compasses