Around 3 million Americans live with a pacemaker - a small electronic device that helps regulate their heart rate. As ...

Over the last weekend, Chicago played host to the 2026 edition of the Heart Rhythm Society's annual conference (HRS 2026).

Data from Nancy Guthrie's pacemaker has helped shed light on the events leading up to her kidnapping, but there are significant limits in how much data the devices can collect. Most importantly for ...