diff --git a/commands.py b/commands.py
index d4fa8db..21ba33a 100644
--- a/commands.py
+++ b/commands.py
@@ -1,7 +1,7 @@
 import discord
 from discord import app_commands
 from db import get_db
-from constants import VALORANT_RANKS, WORKOUTS
+from constants import VALORANT_RANKS, WORKOUTS, WORKOUT_CALORIES
 from helpers import apply_rr
 import random
 
@@ -52,7 +52,7 @@ def register(tree: app_commands.CommandTree):
     for name in ENABLED_WORKOUTS.keys()
     ]
 
-    @tree.command(name="match_temp", description="Log a Valorant match")
+    @tree.command(name="match", description="Log a Valorant match")
     @app_commands.describe(
         result="Match result",
         rr_change="RR gained or lost",
@@ -128,11 +128,16 @@ def register(tree: app_commands.CommandTree):
 
         bonus_text = " (+10 loss penalty)" if result == "LOSS" else ""
 
+        # Calculate calories burned
+        cal_per_rep = WORKOUT_CALORIES.get(workout, 0)
+        calories_burned = round(workout_total * cal_per_rep, 2)
+
         await interaction.response.send_message(
             f"🏆 Match logged\n"
             f"**Result:** {result}\n"
             f"**Rank:** {new_rank} ({new_rr} RR)\n"
-            f"**Workout:** {workout} × {workout_total}{bonus_text}"
+            f"**Workout:** {workout} × {workout_total}{bonus_text}\n"
+            f"**Calories:** {calories_burned:.1f} Cal"
         )
 
         cur.execute("""
@@ -141,9 +146,10 @@ def register(tree: app_commands.CommandTree):
                 kills = kills + %s,
                 deaths = deaths + %s,
                 rank = %s,
-                rr = %s
+                rr = %s,
+                calories_burned = calories_burned + %s
             WHERE discord_id = %s
-        """, (kills, deaths, new_rank, new_rr, str(interaction.user.id)))
+        """, (kills, deaths, new_rank, new_rr, float(calories_burned), str(interaction.user.id)))
 
         cur.execute("""
             INSERT INTO workouts (discord_id, workout, amount)
@@ -212,6 +218,11 @@ def register(tree: app_commands.CommandTree):
             value=f"{u['kills']} / {u['deaths']}",
             inline=False
         )
+        embed.add_field(
+            name="Calories Burned",
+            value=f"{u.get('calories_burned', 0):.1f} Cal",
+            inline=False
+        )
 
         workout_text = (
             "\n".join(f"{w['workout']}: {w['amount']}" for w in workout_rows)
diff --git a/constants.py b/constants.py
index 1bd56c5..8161965 100644
--- a/constants.py
+++ b/constants.py
@@ -19,6 +19,7 @@ def env_int(key: str) -> int:
         return 0
     return int(value)
 
+# Workouts with reps per death and calories burned per rep
 WORKOUTS = {
     "Sit Ups": env_int("SITUPS"),
     "Bicep Curls": env_int("BICEP_CURLS"),
@@ -29,6 +30,16 @@ WORKOUTS = {
     "Wall Pushups": env_int("WALL_PUSHUPS"),
 }
 
+WORKOUT_CALORIES = {
+    "Sit Ups": 0.2,
+    "Bicep Curls": 0.2,
+    "Pushups": 0.35,
+    "Squats": 0.6,
+    "Lunges": 0.2,
+    "Russian Twists": 0.2,
+    "Wall Pushups": 0.1,
+}
+
 ENABLED_WORKOUTS = {
     k: v for k, v in WORKOUTS.items() if v > 0
 }
diff --git a/db.py b/db.py
index bead079..974bf03 100644
--- a/db.py
+++ b/db.py
@@ -22,10 +22,19 @@ def init_db():
             rr INT DEFAULT 0,
             kills INT DEFAULT 0,
             deaths INT DEFAULT 0,
+            calories_burned DECIMAL(10, 2) DEFAULT 0,
             created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
         )
     """)
 
+    # Add calories_burned column if it doesn't exist
+    try:
+        cur.execute("""
+            ALTER TABLE users ADD COLUMN calories_burned DECIMAL(10, 2) DEFAULT 0
+        """)
+    except:
+        pass  # Column already exists
+
     cur.execute("""
         CREATE TABLE IF NOT EXISTS workouts (
             discord_id VARCHAR(32),
diff --git a/helpers.py b/helpers.py
index 4b241ca..bf94c80 100644
--- a/helpers.py
+++ b/helpers.py
@@ -4,12 +4,17 @@ def apply_rr(rank: str, rr: int, change: int):
     rr += change
     idx = VALORANT_RANKS.index(rank)
 
-    # Prevent negative RR
-    if rr < 0:
-        rr = 0
-
+    # Rank up: 100 RR or more
     while rr >= 100 and idx < len(VALORANT_RANKS) - 1:
         rr -= 100
         idx += 1
 
+    # Rank down: negative RR
+    while rr < 0 and idx > 0:
+        rr += 100
+        idx -= 1
+
+    # Clamp RR to 0-99 range
+    rr = max(0, min(99, rr))
+
     return VALORANT_RANKS[idx], rr