The quantititve scientist Rob ter Horst has tested more than 100 smartwatches on YouTube: https://www.linkedin.com/in/rob-ter-horst-90756a4a/?originalSubdomain=at Peter H. Charton: Biomedical Engineer specialising in signal processing for wearables: https://www.linkedin.com/in/peterhcharlton/?originalSubdomain=uk Has written a paper about smartwatches: «The 2023 wearable photoplethysmography roadmap» https://iopscience.iop.org/article/10.1088/1361-6579/acead2 And Peter Gamma, Physiologist & Director of the Meditation Research Institute Switzerland (MRIS): https://www.linkedin.com/in/peter-gamma-7920031ab/?originalSubdomain=ch Has reviewed … Continue reading 1460: The state of the affairs of scientific smartwatch accuracy studies: major doubts about the results which are available to the present day