diff --git a/src/contents/description.tsx b/src/contents/description.tsx
index f4393cf4c6fa513d8552d321250fe3304ae03f6b..518124724802ccdb87d55df8a40fe96cdb5fda96 100644
--- a/src/contents/description.tsx
+++ b/src/contents/description.tsx
@@ -485,7 +485,6 @@ let symptombuttonrowdata = [
         buttonname: "About", 
         cssname: "Symp-First",
         main: true
-        
     },
     {   
         node: <H4 id="lungs-btn" text="Lungs"/>,
@@ -493,8 +492,13 @@ let symptombuttonrowdata = [
         cssname: "lungs"
     },
     {
-        node: <H4 id="darm-btn" text="Digestive system"/>, 
-        buttonname: "Digestive system", 
+        node: <H4 id="darm-btn" text="Digestive System"/>, 
+        buttonname: "Digestive System", 
         cssname: "darm"
     },
+    {
+        node: <H4 id="mental-btn" text="Mental Health"/>, 
+        buttonname: "Mental Health", 
+        cssname: "mental"
+    },
 ]
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