Smartwatches didn't launch with the first Apple Watch in 2015. The Seiko Ruputer—introduced in 1998—is generally considered the first of its kind. However, today's devices are truly next-level ...

If you wear a Fitbit, Apple Watch or a similar wearable while working out, you already know that you have a useful tool right at your fingertips. One especially helpful feature wearables like these ...

Dr. Richard Page answers the question: 'What Causes Defibrillator To Fire?' — -- Question: What kind of heart rhythm problems will cause my defibrillator to fire? Answer: Your defibrillator is ...

Whether due to stress or an intense cardio workout, most of us have felt our heart racing from time to time. A rise in your heart rate can be perfectly normal given outside circumstances. However, ...

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 ...

Taking easy runs too fast is a common habit among runners, much to the chagrin of coaches everywhere. I know staying in the zone 2 range is critical for aerobic development, and after lowering my ...

To manage stress, seek mental health support, whether that’s from family and friends, or a therapist, says Dr. Naidu.

Watch says you’re in the red but body feels fine? You’re not imagining it. Discover why 220 minus age fails women and how to ...

It’s easy for the heart rate to rise quickly due to exercise, stress, anxiety, seeing the person you like or even hot weather. Getting your pulse to come down in the moment can be more challenging, ...

Doing easy runs too fast is a common habit among runners, much to the chagrin of coaches everywhere. I know that staying in zone 2 is critical for aerobic development – and after lowering my ‘easy’ ...