Rob ter Horst, the post-doctoral researcher from Vienna, Austria who is specialized in biological data analysis who want to make us believe that consumer grade HRMs are highly accurate: https://www.linkedin.com/in/rob-ter-horst-90756a4a/?originalSubdomain=at Several papers where published after Peter Gamma from www.petergamma.org started reviewing smartwatch accuracy. But where data from previous papers reproduced by newer scientific papers? Peter …