diff --git a/README.md b/README.md
index 908c9b3..491ecf5 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ An [OpenClaw](https://openclaw.ai) skill that syncs your daily health data from
 
 - **Sleep** — duration, stages (deep/light/REM/awake), sleep score
 - **Body** — steps, calories, distance, floors
-- **Heart** — resting HR, max HR, HRV
+- **Heart** — resting HR, max HR, weekly vs. last night HRV
 - **Body Battery & SpO2**
 - **Stress** — average level
 - **Training Readiness** — score and level
@@ -28,7 +28,7 @@ Sleep Score: 85
 ## Body: 9,720 steps | 2,317 cal
 Distance: 8.0 km | Floors: 42
 Resting HR: 37 bpm | Max HR: 111 bpm
-HRV: 68 ms
+Weekly HRV Avg: 68 ms | Last Night HRV Avg: 72 ms
 SpO2: 94.0%
 
 ## Training Readiness: 100 (Prime) — Ready To Go
diff --git a/scripts/sync_garmin.py b/scripts/sync_garmin.py
index 61bb209..1f5d547 100644
--- a/scripts/sync_garmin.py
+++ b/scripts/sync_garmin.py
@@ -222,7 +222,14 @@ def fetch_body(client: Garmin, day: str) -> str | None:
         if hrv_data:
             summary_hrv = hrv_data.get("hrvSummary", {})
             if summary_hrv:
-                hrv = summary_hrv.get("weeklyAvg") or summary_hrv.get("lastNightAvg")
+                weekly_avg = summary_hrv.get("weeklyAvg")
+                last_night_avg = summary_hrv.get("lastNightAvg")
+                hrv_details = []
+                if weekly_avg:
+                    hrv_details.append(f"Weekly HRV Avg: {weekly_avg} ms")
+                if last_night_avg:
+                    hrv_details.append(f"Last Night HRV Avg: {last_night_avg} ms")
+                hrv = " | ".join(hrv_details)
     except Exception as e:
         if VERBOSE:
             print(f"    [verbose] HRV fetch failed: {e}", file=sys.stderr)
@@ -299,7 +306,7 @@ def fetch_body(client: Garmin, day: str) -> str | None:
     if battery is not None:
         extra_parts.append(f"Body Battery: {battery}")
     if hrv is not None:
-        extra_parts.append(f"HRV: {hrv} ms")
+        extra_parts.append(f"{hrv}")
     if extra_parts:
         lines.append(" | ".join(extra_parts))