How to Interpret Your Smartwatch Resting Heart Rate (RHR) Drops and Spikes
Modern wearables continuously monitor your cardiovascular system while you sleep. Among all the biometric data points displayed on your smartwatch dashboard, your Resting Heart Rate (RHR) is one of the clearest indicators of overall health, cardiovascular fitness, and daily physical recovery. While a steady baseline reading indicates an efficient cardiovascular system, noticing sudden drops or
