Your pulse is like having a direct line to your heart’s control room, constantly broadcasting information about your cardiovascular health that most people never bother to decode. While everyone knows ...

Several apps leverage the camera on your smartphone to measure your heart rate. One such method involves using the front-facing camera to detect subtle changes in skin color, which correlate with ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...

When a person's breathing or heartbeat stops, cardiopulmonary resuscitation, or CPR, is an essential life-saving procedure. Rescue breaths and chest compressions are used to keep vital organs ...