Updated onJune 6, 2021
If you’re an ardent athlete, everything pertaining to your heart directly translates into your overall fitness and the efficiency of your training. For example, how quickly or how slowly your heart recovers from an intense activity can tell you a lot about your fitness.
How your heart performs while you’re exercising is equally important — knowing your HR is crucial to make a training session an absolute fitness-boosting killer or an endurance-improving activity. Sometimes long-term inconsistencies in the HR reading can negatively impact your training goals.