Heart Rate Variability (HRV) reflects how well your heart adapts to stress. High stress levels typically reduce HRV, meaning the heart is less flexible in responding to environmental changes. This reduction can be tracked via ECG-derived measures, making HRV a valuable marker of stress impact on the heart. Educating readers on this concept helps them appreciate why doctors often use E... https://sunfox.in/blogs/the-link-between-stress-and-heart-problems/