WRISTGRID BLOG

Garmin metrics, explained.

How your watch turns raw signals into Body Battery, recovery, sleep score, and stress — and how to actually use them. Educational, no fluff.

July 20, 2026 Garmin CIRQA: Why a Screenless Band Needs iPhone Widgets Garmin's CIRQA is a screenless activity and wellness band — which means your phone becomes its display. Here's why iPhone widgets matter more than ever.
July 20, 2026 How Garmin Body Battery Is Calculated (And How to Read It) Body Battery turns heart-rate variability, stress, sleep, and activity into a 0–100 energy score. Here is how Garmin calculates it — and how to actually use it.
July 20, 2026 How a Readiness Score Is Calculated (Sleep, HRV, Resting HR) Readiness scores combine sleep, resting heart rate, stress, and recovery into one 0–100 "are you ready to train?" number. This is how the calculation works.
July 20, 2026 How a Sleep Score Is Calculated (Duration, Stages, Efficiency) A sleep score grades your night 0–100 using duration, deep & REM sleep, and sleep efficiency. Here's how it works — and why more sleep isn't always better.