diff --git a/src/module/data/character.mjs b/src/module/data/character.mjs
index 8297bd7d..c571c246 100644
--- a/src/module/data/character.mjs
+++ b/src/module/data/character.mjs
@@ -138,6 +138,10 @@ export class PlayerCharacterDataModel extends foundry.abstract.TypeDataModel {
                 key: new StringField(),
                 notiz: new StringField(),
             })),
+            erschoepfung: new SchemaField({ // only with DSA_4-1.optional_erschoepfung
+                max: new NumberField({required: true, integer: true}),
+                aktuell: new NumberField({required: true, integer: true}),
+            }),
             wunden: new SchemaField({
                 aktuell: new NumberField({required: true, integer: true}), // only with DSA_4-1.optional_trefferzonen = false
                 max: new NumberField({required: true, integer: true}), // only with DSA_4-1.optional_trefferzonen = false
diff --git a/src/module/documents/character.mjs b/src/module/documents/character.mjs
index f158a631..bf116fee 100644
--- a/src/module/documents/character.mjs
+++ b/src/module/documents/character.mjs
@@ -105,6 +105,19 @@ export class Character extends Actor {
             systemData.ausweichen.basis = systemData.pa.basis
             systemData.ausweichen.aktuell = systemData.ausweichen.basis
 
+            systemData.ueberanstrengung = 0
+
+            if (game.settings.get("DSA_4-1", "optional_erschoepfung")) {
+
+                systemData.erschoepfung = {
+                    aktuell: systemData.erschoepfung.aktuell ?? 0,
+                    max: ko
+                }
+                if (systemData.erschoepfung.aktuell > systemData.erschoepfung.max) {
+                    systemData.ueberanstrengung = systemData.erschoepfung.aktuell - systemData.erschoepfung.max
+                }
+            }
+
 
             if (game.settings.get("DSA_4-1", "optional_ruestungzonen")) {
                 systemData.rs = {
@@ -119,11 +132,11 @@ export class Character extends Actor {
             } else {
                 systemData.rs = 0; // only with DSA_4-1.optional_trefferzonen = false
             }
-            systemData.be = 0;
+            systemData.be = 0 + systemData.ueberanstrengung;
 
 
             // half KO is the maximum a character can sustain wounds before collapsing
-            systemData.wunden.max = ko / 2;
+            systemData.wunden.max = Math.round(ko / 2);
             if (game.settings.get("DSA_4-1", "optional_trefferzonen")) {
                 systemData.wunden.kopf = 0
                 systemData.wunden.brust = 0
diff --git a/src/module/settings/global-settings.mjs b/src/module/settings/global-settings.mjs
index 50d919a8..65777bb8 100644
--- a/src/module/settings/global-settings.mjs
+++ b/src/module/settings/global-settings.mjs
@@ -36,6 +36,18 @@ function initGlobalSettings(settings) {
         requiresReload: true
     })
 
+    settings.register('DSA_4-1', 'optional_erschoepfung', {
+        name: "Optional: Erschöpfung",
+        hint: "Aktiviert Regeln für das Spiel mit Erschöpfung und Überanstregung",
+        scope: "world",
+        config: true,
+        type: Boolean,
+        default: false,
+        onChange: value => {
+        },
+        requiresReload: true
+    })
+
     settings.register('DSA_4-1', 'optional_distanzklassen', {
         name: "Optional: Distanzklassen",
         hint: "Aktiviert Regeln für das Spiel mit Distanzklassen",
diff --git a/src/module/sheets/character/health.mjs b/src/module/sheets/character/health.mjs
index 0e409976..9c3de352 100644
--- a/src/module/sheets/character/health.mjs
+++ b/src/module/sheets/character/health.mjs
@@ -27,6 +27,24 @@ export default {
         context.aspcurrent = actorData.system.asp.aktuell ?? 0
         context.kapcurrent = actorData.system.kap.aktuell ?? 0
 
+        context.maxWounds = actorData.system.wunden.max ?? 3
+        context.wounds = actorData.system.wunden.aktuell ?? 0
+        context.woundsFilled = []
+        for (let i = 1; i <= context.maxWounds; i++) {
+            context.woundsFilled[i] = i <= context.wounds
+        }
+
+        context.withErschoepfung = game.settings.get("DSA_4-1", "optional_erschoepfung")
+        context.ueberanstrengung = actorData.system.ueberanstrengung
+        context.erschoepfung = actorData.system.erschoepfung.aktuell
+        context.maxErschoepfung = actorData.system.erschoepfung.max
+
+        context.erschoepfungFilled = []
+        for (let i = 1; i <= context.maxErschoepfung; i++) {
+            context.erschoepfungFilled[i] = i <= context.erschoepfung
+        }
+
+
         context.effects = []
         for (let i = 0; i < actorData.appliedEffects.length; i++) {
             const item = actorData.appliedEffects[i]
diff --git a/src/module/sheets/characterSheet.mjs b/src/module/sheets/characterSheet.mjs
index 59320a07..73e94338 100644
--- a/src/module/sheets/characterSheet.mjs
+++ b/src/module/sheets/characterSheet.mjs
@@ -67,6 +67,7 @@ class CharacterSheet extends HandlebarsApplicationMixin(ActorSheetV2) {
             openBagpack: CharacterSheet.#openBagpack,
             openStandaloneSpells: CharacterSheet.#openStandaloneSpells,
             openStandaloneLiturgies: CharacterSheet.#openStandaloneLiturgies,
+            setWounds: CharacterSheet.#setWounds,
 
         }
     }
@@ -320,6 +321,12 @@ class CharacterSheet extends HandlebarsApplicationMixin(ActorSheetV2) {
         new StandaloneLiturgies(this.document)
     }
 
+    static async #setWounds(event, target) {
+        const {value} = target.dataset
+        this.document.update({"system.wunden.aktuell": value})
+        this.render(true)
+    }
+
     _configureRenderOptions(options) {
         super._configureRenderOptions(options)
 
@@ -445,13 +452,6 @@ class CharacterSheet extends HandlebarsApplicationMixin(ActorSheetV2) {
                 context.img = actorData.img
                 context.effects = actorData.effects ?? []
 
-                context.maxWounds = actorData.system.wunden.max ?? 3
-                context.wounds = actorData.system.wunden.gesamt ?? 0
-                context.woundsFilled = []
-                for (let i = 1; i <= context.maxWounds; i++) {
-                    context.woundsFilled[i] = i <= context.wounds
-                }
-
                 context.zonenruestung = game.settings.get("DSA_4-1", "optional_ruestungzonen")
                 context.trefferzonen = game.settings.get("DSA_4-1", "optional_trefferzonen")
                 context.ausdauer = game.settings.get("DSA_4-1", "optional_ausdauer")
diff --git a/src/style/organisms/character-tabs/_health.scss b/src/style/organisms/character-tabs/_health.scss
index 1e3163b7..a8fb173d 100644
--- a/src/style/organisms/character-tabs/_health.scss
+++ b/src/style/organisms/character-tabs/_health.scss
@@ -3,8 +3,8 @@
   display: grid;
 
   grid-template-columns: 1fr 320px;
-  grid-template-rows: 32px 32px 1fr;
-  grid-template-areas: "res res" "wounds wounds"  "actions actions" "cooldowns cooldowns";
+  grid-template-rows: 32px 32px 32px 1fr;
+  grid-template-areas: "res res" "wounds wounds" "fatigue fatigue" "effects effects" "effects effects";
   padding: 8px;
   gap: 8px;
 
@@ -31,7 +31,7 @@
 
   }
 
-  .wounds {
+  .wounds, .fatigue {
     position: relative;
     height: 24px;
     display: flex;
@@ -90,22 +90,46 @@
 
   }
 
-  .actions {
-    grid-area: actions;
-    padding: 0;
+  .fatigue {
+    grid-area: fatigue;
+    flex-direction: row;
 
-    .grid-of-actions {
-      display: unset;
+    label {
+      span {
+        display: inline-block;
+        height: 26px;
+        line-height: 26px;
+        vertical-align: middle;
+      }
+
+      input {
+        position: absolute;
+        right: 0;
+        height: 26px;
+        text-align: center;
+        padding: 0;
+        margin: 0;
+        width: 28px;
+      }
     }
+
+    .filled-segment {
+      background-color: rgba(0, 128, 0, 0.8);
+
+      &.danger {
+        background-color: rgba(255, 0, 0, 0.8);
+      }
+    }
+
   }
 
-  .cooldowns {
-    grid-area: cooldowns;
+  .effects {
+    grid-area: effects;
   }
 
 
   &.zones {
-    grid-template-areas: "res res" "wounds wounds"  "actions paperdoll" "cooldowns paperdoll";
+    grid-template-areas: "res res" "wounds wounds" "fatigue fatigue" "effects paperdoll" "effects paperdoll";
 
     .paperdoll {
       grid-area: paperdoll;
diff --git a/src/templates/actor/character/tab-health.hbs b/src/templates/actor/character/tab-health.hbs
index 2d49e510..dab36be2 100644
--- a/src/templates/actor/character/tab-health.hbs
+++ b/src/templates/actor/character/tab-health.hbs
@@ -42,31 +42,48 @@
     </div>
     {{#if (not trefferzonen)}}
         <div class="wounds">
-            <label data-operation="reduceWounds" data-value="0">Wunden: {{this.wounds}} / {{this.maxWounds}}</label>
+            <label data-action="setWounds" data-value="0">Wunden: {{this.wounds}} / {{this.maxWounds}}</label>
             {{#each this.woundsFilled}}
                 {{#if this}}
-                    <div class="filled-segment" data-operation="reduceWounds"
+                    <div class="filled-segment" data-action="setWounds"
                          data-value="{{@index}}">{{@index}}</div>
                 {{else}}
-                    <div class="empty-segment" data-operation="addWounds" data-value="{{@index}}">{{@index}}</div>
+                    <div class="empty-segment" data-action="setWounds" data-value="{{@index}}">{{@index}}</div>
                 {{/if}}
             {{/each}}
         </div>
     {{/if}}
 
-    <div>
-        <label>Überanstrengung
-            <input type="number"/>
-        </label>
-    </div>
+    {{#if withErschoepfung}}
+        <div class="fatigue">
+            <label><span>Erschöpfung</span>
+                <input type="number" name="system.erschoepfung.aktuell" value="{{system.erschoepfung.aktuell}}"/>
+            </label>
+            {{#each this.erschoepfungFilled}}
+                {{#if this}}
+                    <div class="filled-segment {{#if (gt ../ueberanstrengung 0)}}danger{{/if}}" {{#if
+                            (gt ../ueberanstrengung 0)}}data-tooltip="Überanstrengt<hr/>Zusätzliche BE: {{../ueberanstrengung}}"
+                         {{else}}data-tooltip="Erschöpft<br/>{{../system.erschoepfung.aktuell}} von maximal {{../system.erschoepfung.max}}"{{/if}}>{{@index}}</div>
+                {{else}}
+                    <div class="empty-segment {{#if (gt ../ueberanstrengung 0)}}danger{{/if}}" {{#if
+                            (gt ../ueberanstrengung 0)}}data-tooltip="Überanstrengt<hr/>Zusätzliche BE: {{../ueberanstrengung}}"
+                         {{else}}data-tooltip="Erschöpft<br/>{{../system.erschoepfung.aktuell}} von maximal {{../system.erschoepfung.max}}"{{/if}}>{{@index}}</div>
+                {{/if}}
+            {{/each}}
 
-    <div>
-        <label>Erschöpfung
-            <input type="number"/>
-        </label>
-    </div>
+            {{#if (gt this.ueberanstrengung 0)}}
+                <div class="filled-segment  {{#if (gt ueberanstrengung 0)}}danger{{/if}}" {{#if
+                        (gt ueberanstrengung 0)}}data-tooltip="Überanstrengt<hr/>Zusätzliche BE: {{ueberanstrengung}}"
+                     {{else}}data-tooltip="Erschöpft<br/>{{../system.erschoepfung.aktuell}} von maximal {{../system.erschoepfung.max}}"{{/if}}>{{system.erschoepfung.aktuell}}</div>
+            {{else}}
+                <div class="empty-segment  {{#if (gt ueberanstrengung 0)}}danger{{/if}}" {{#if
+                        (gt ueberanstrengung 0)}}data-tooltip="Überanstrengt<hr/>Zusätzliche BE: {{ueberanstrengung}}"
+                     {{else}}data-tooltip="Erschöpft<br/>{{../system.erschoepfung.aktuell}} von maximal {{../system.erschoepfung.max}}"{{/if}}></div>
+            {{/if}}
+        </div>
+    {{/if}}
 
-    <div>
+    <div class="effects">
         <label>Einflüsse</label>
         <ul>
             {{#each effects}}