How quickly your heart rate returns to normal after joyful movement.
Recovery window is a sign of how 'fit' your nervous system is. It measures how fast your heart can 'calm down' after you've been active. The quicker you bounce back, the more resilient and efficient your heart is becoming.
A fast recovery window is a strong indicator of cardiovascular health. It shows that your body can quickly switch from 'action mode' to 'resting mode,' which is vital for long-term health.