You can use the ECG app on your Apple Watch to monitor your heart rate and detect irregularities, in which case you should notify your doctor.
A higher HRV may indicate better physical fitness and resilience to stress, while a lower HRV is associated with anxiety and ...
The primary symptom of a heart attack is pain or discomfort in the center of the chest, Dr. Lloyd-Jones said. All the experts ...
Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and stress, and even predict illness ...
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