Just when you thought you’d seen an Arduino do everything, [birdyberth] built an Arduino powered Electrocardiogram (ECG or EKG). Electrocardiography is a non invasive method of studying the h… ...

Since the ECG is many times more sensitive to EMF than the Arduino, this turns out to be a quick and easy way to make sure he’s not barking up the wrong tree.

Researchers develop e-tattoo heart monitor with ECG and SCG sensors Jeremy Horwitz @horwitz June 21, 2019 12:43 PM Image Credit: University of Texas at Austin ...