In fact, for around $100, many of the best cheap fitness trackers monitor sleep, heart rate, physical activity, sleep quality and more. Most of our favorite affordable trackers — including the ...

The best fitness trackers we’ve tested do much more than count your steps. Many help you train for a marathon, guide your workout recovery, provide insights into sleep quality and even monitor ...

Alongside being able to track workouts and other daily stats, there’s also sleep and heart rate monitoring to complement the heart rhythm assessment for detecting AFib with the built-in ECG tech.

On the hunt for one of the best fitness trackers? Whether you want to track your runs in preparation for a marathon, or simply want an easy way to keep on top of general stats like daily steps, ...

Resting heart rate is your heart rate while at rest. It serves as an indication of your general fitness. A lower resting heart rate generally indicates a higher degree of fitness. Even so, certain ...

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Heart rate variability (HRV) provides indices of autonomic function and electrophysiology that are associated with cardiac risk. How habitual physical activity among older adults prospectively relates ...

From the Departments of Cardiology (J.W., M.T., J.D.T., M.S.L.), Cardiothoracic Surgery (E.H.B.), and Epidemiology and Biostatistics (E.H.B.), Cleveland Clinic ...

Correspondence to Dr Zarrin Shaikh, Cardiology, Ashford and Saint Peter's Hospitals NHS Trust, Chertsey KT16 0PZ, UK; zarrin{at}doctors.org.uk If you wish to reuse ...

Battery life is average for this smartwatch segment, but charging it is problematic because the magnetic connector ... For the price, the device is quite well equipped, including a round colour ...