In a fitness world obsessed with counting steps, researchers have discovered a potentially game-changing way to interpret the data already collected by your smartwatch. The new measurement—Daily Heart ...

Have you met your step goals today? If so, well done! Monitoring your step count can inspire you to bump up activity over time. But when it comes to assessing fitness or cardiovascular disease risk, ...

It's no secret that your smartwatch churns out all kinds of data on a regular basis, including your daily step count and your average heart rate, which provides helpful insights into your health and ...