diff --git a/app/src/main/java/com/healthjournal/ui/dashboard/MainActivity.kt b/app/src/main/java/com/healthjournal/ui/dashboard/MainActivity.kt
index ab2dac2..9cf3ea7 100644
--- a/app/src/main/java/com/healthjournal/ui/dashboard/MainActivity.kt
+++ b/app/src/main/java/com/healthjournal/ui/dashboard/MainActivity.kt
@@ -43,9 +43,7 @@ class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityMainBinding.inflate(layoutInflater)
-        // Create notification channel
         NotificationUtils.createNotificationChannel(this)
-        // Schedule reminders
         scheduleHealthReminders(this)
         setContentView(binding.root)
         user = FirebaseAuth.getInstance()
@@ -221,6 +219,9 @@ class MainActivity : AppCompatActivity() {
                     Toast.makeText(this, "Failed to retrieve user data.", Toast.LENGTH_SHORT).show()
                 }
             }
+        } else {
+            startActivity(Intent(this, LoginActivity::class.java))
+            finish()
         }
     }
 
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
index 6148da5..670cb98 100644
--- a/app/src/main/res/layout/activity_login.xml
+++ b/app/src/main/res/layout/activity_login.xml
@@ -14,7 +14,6 @@
         android:background="@drawable/bg_form"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.0"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintVertical_bias="0.377">