diff --git a/index.php b/index.php
index 3e2ff2c..1cd5768 100644
--- a/index.php
+++ b/index.php
@@ -1,7 +1,11 @@
 <?php
 
-    // This is a comment
-    // echo 'Hello World!';
+    // This is a constant
+    define('NAME', 'Yoshi');
+
+    // This is a variable
+    $age = 30;
+    $age = 25;
 
 ?>
 
@@ -11,6 +15,9 @@
         <title>My First PHP File</title>
     </head>
     <body>
-        <h1><?php echo 'Hello World'; ?></h1>
+        <h1>User Profile Page</h1>
+
+        <div><?php echo NAME; ?></div>
+        <div><?php echo $age; ?></div>
     </body>
 </html>
