diff --git a/game.js b/game.js
index 8837410..11af821 100644
--- a/game.js
+++ b/game.js
@@ -40,6 +40,14 @@ function initGamePostSetup(state) {
   });
 }
 
+function changeStat(stat, amount, state) {
+  let value = state.player.stats[stat].value;
+  value += amount;
+  value = Math.max(value, state.player.stats[stat].min);
+  value = Math.min(value, state.player.stats[stat].max);
+  state.player.stats[stat].value = value;
+}
+
 // TODO: format string this lol
 function renderTime(time) {
   let hours = Math.floor(time / 3600) % 12;
diff --git a/stories/fen-snack.js b/stories/fen-snack.js
index 1469836..71c9b29 100644
--- a/stories/fen-snack.js
+++ b/stories/fen-snack.js
@@ -29,8 +29,8 @@ stories.push({
     start: "stomach",
     setup: state => {
       state.info.time = 86400 - 60 * 25 - 25;
-      state.player.stats.health = {name: "Health", type: "meter", value: 100, max: 100, color: "rgb(255,0,0)"};
-      state.player.stats.stamina = {name: "Stamina", type: "meter", value: 100, max: 100, color: "rgb(100,255,0)"};
+      state.player.stats.health = {name: "Health", type: "meter", value: 100, min: 0, max: 100, color: "rgb(255,0,0)"};
+      state.player.stats.stamina = {name: "Stamina", type: "meter", value: 100, min: 0, max: 100, color: "rgb(100,255,0)"};
 
       startTimer({
         id: "movement",
@@ -64,15 +64,15 @@ stories.push({
           let bonus = state.player.flags.submission ? 10 : 1;
 
           if (location.startsWith("stomach")) {
-            state.player.stats.health.value -= 1;
+            changeStat("health", -1, state);
           }
 
           if (location.startsWith("intestines")) {
-            state.player.stats.health.value -= 0.75;
+            changeStat("health", -0.75, state);
           }
-
+          
           if (location.startsWith("bowels")) {
-            state.player.stats.health.value -= 0.5;
+            changeStat("health", -0.5, state);
           }
 
 
@@ -109,25 +109,16 @@ stories.push({
         let bonus = state.player.flags.submission ? -3 : 0;
         bonus += state.player.flags.pinned ? -0.5 : 0;
         if (location.startsWith("stomach")) {
-          state.player.stats.stamina.value += 1 + bonus;
+          changeStat("stamina", 1 + bonus, state);
         }
 
         if (location.startsWith("intestines")) {
-          state.player.stats.stamina.value += 0.5 + bonus;
+          changeStat("stamina", 0.5 + bonus, state);
         }
 
         if (location.startsWith("bowels")) {
-          state.player.stats.stamina.value += -0.5 + bonus;
-        }
-
-        if (state.player.stats.stamina.value > 100) {
-          state.player.stats.stamina.value = 100;
+          changeStat("stamina", -0.5 + bonus, state);
         }
-
-        if (state.player.stats.stamina.value < 0) {
-          state.player.stats.stamina.value = 0;
-        }
-
           return true;
         },
         delay: 500,
@@ -175,8 +166,7 @@ stories.push({
           id: "stomach-churns",
           func: state => {
             if (Math.random() > 0.6) {
-              state.player.stats.stamina.value -= 25;
-              state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+              changeStat("stamina", -25, state);
               print(["The crux's stomach clenches around you, smothering you in the beast's slimy embrace."]);
               playSfx("sfx/stomach-churn.ogg");
             }
@@ -202,8 +192,7 @@ stories.push({
           name: "Rub",
           desc: "Knead on the muscular folds that surround your tasty little body",
           execute: (room, state) => {
-            state.player.stats.stamina.value -= 15;
-            state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+            changeStat("stamina", -15, state);
             print(["You rub all over your prison's walls. Fen's stomach gurgles in response."]);
           }
         },
@@ -235,16 +224,14 @@ stories.push({
               let stamina = state.player.stats.stamina.value;
               let escape;
               if (Math.random() > stamina/100) {
-                stamina -= 50;
+                changeStat("stamina", -50, state);
                 print(["Fen's stomach clenches and ripples, smothering your face in wet flesh and keeping you nice and trapped."]);
                 playSfx("sfx/stomach-to-intestines-fail.ogg");
                 escape = false;
               } else {
-                stamina -= 25;
+                changeStat("stamina", -25, state);
                 escape = true;
               }
-              stamina = Math.max(stamina, 0)
-              state.player.stats.stamina.value = stamina;
               return escape;
             }
           ],
@@ -274,8 +261,7 @@ stories.push({
           func: state => {
             if (Math.random() > 0.6) {
               if (state.player.stats.stamina.value > 50) {
-                state.player.stats.stamina.value -= 25;
-                state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+                changeStat("stamina", -25, state);
                 print(["Your prison's walls ripple and grind, shoving you against the valve leading to the crux's boiling stomach - but you manage to resist the powerful pull."]);
                 playSfx("sfx/intestines-churn-stay.ogg");
               } else {
@@ -340,8 +326,7 @@ stories.push({
           name: "Rub",
           desc: "Knead on the muscular folds that surround your tasty little body",
           execute: (room, state) => {
-            state.player.stats.stamina.value -= 20;
-            state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+            changeStat("stamina", -20, state);
             print(["You rub all over your prison's walls. Fen's guts barely move."]);
           }
         },
@@ -375,17 +360,17 @@ stories.push({
           id: "bowels-churns",
           func: state => {
             if (state.player.stats.stamina.value > 50) {
-              state.player.stats.stamina.value -= 25;
-              state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+              changeStat("stamina", -25, state);
               print(["Fen's bowels clench and churn, grinding you into their musky walls."]);
               playSfx("sfx/bowels-churn-safe.ogg");
             } else {
+              changeStat("stamina", -100, state);
               startTimer({
                 id: "digestion",
                 func: state => {
                   let bonus = state.player.flags.submission ? 10 : 1;
 
-                  state.player.stats.health.value -= 1;
+                  changeStat("health", -1, state);
                   return 500 / bonus;
                 },
                 delay: 1000,
@@ -450,8 +435,7 @@ stories.push({
           name: "Rub",
           desc: "Knead on the muscular folds that surround your tasty little body",
           execute: (room, state) => {
-            state.player.stats.stamina.value -= 50;
-            state.player.stats.stamina.value = Math.max(0, state.player.stats.stamina.value);
+            changeStat("stamina", -25, state);
             print(["You rub all over your prison's walls. Fen's bowels clench in on you as he rurrs with pleasure."]);
           }
         },