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How to Build an Arduino Heart Rate Monitor with PulseSensor and OLED Display
Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...
Revealed: The new device smaller than a grain of rice that could save thousands at risk of heart problems... and it can be installed without surgery
Roughly 1,000 NHS patients a week have a pacemaker implanted to steady their heart rate and protect them against potentially fatal abnormal rhythms.