Poor R wave progression refers to the absence of the normal increase in size of the R wave in the precordial leads when advancing from lead V1 to V6. In lead V1, the R wave should be small. The R wave ...

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the best fitness trackers we've tested. I’m PCMag’s senior writer ...

Whether you use an armband or chest strap, add some smarts to your exercise and training routine with one of the best heart rate monitors we've tested. I'm PCMag's managing editor for consumer ...

ECG provides specialised electrical engineering services to the mining, utilities, materials handling and industrial industries. ECG has capabilities across all aspects of project management, power ...

However, they have fewer third-party apps, so there are some trade-offs. Look closely and choose a watch that tracks the activities and health metrics you want to monitor. Some smartwatches offer ...