diff --git a/Assets/Scripts/EC_GameRunChat.cs b/Assets/Scripts/EC_GameRunChat.cs
index eec1fa7fe5..477047a261 100644
--- a/Assets/Scripts/EC_GameRunChat.cs
+++ b/Assets/Scripts/EC_GameRunChat.cs
@@ -100,18 +100,33 @@ partial class CECGameRun
     public float healthPlaytimeChatReminderIntervalSeconds = 600f;
 
     private uint _healthPlaytimeChatReminderAccumMs;
+    private bool _healthPlaytimeChatReminderDidImmediateThisSession;
 
     private const string HealthPlaytimeChatReminderText =
         "Chơi game quá 180 phút có hại cho sức khoẻ";
 
+    private static void PublishHealthPlaytimeChatReminder()
+    {
+        string redMsg = "<color=#FF0000>" + HealthPlaytimeChatReminderText + "</color>";
+        EventBus.Publish(new GameSession.ChatMessageEvent(redMsg, (byte)ChatChannel.GP_CHAT_SYSTEM));
+    }
+
     private void TickHealthPlaytimeChatReminder(uint dwDeltaMs)
     {
         if (GetGameState() != (int)GameState.GS_GAME)
         {
             _healthPlaytimeChatReminderAccumMs = 0;
+            _healthPlaytimeChatReminderDidImmediateThisSession = false;
             return;
         }
 
+        if (!_healthPlaytimeChatReminderDidImmediateThisSession)
+        {
+            _healthPlaytimeChatReminderDidImmediateThisSession = true;
+            _healthPlaytimeChatReminderAccumMs = 0;
+            PublishHealthPlaytimeChatReminder();
+        }
+
         float intervalSec = Mathf.Max(0.1f, healthPlaytimeChatReminderIntervalSeconds);
         uint intervalMs = (uint)(intervalSec * 1000f);
         if (intervalMs < 1)
@@ -121,8 +136,7 @@ partial class CECGameRun
         while (_healthPlaytimeChatReminderAccumMs >= intervalMs)
         {
             _healthPlaytimeChatReminderAccumMs -= intervalMs;
-            string redMsg = "<color=#FF0000>" + HealthPlaytimeChatReminderText + "</color>";
-            EventBus.Publish(new GameSession.ChatMessageEvent(redMsg, (byte)ChatChannel.GP_CHAT_SYSTEM));
+            PublishHealthPlaytimeChatReminder();
         }
     }
 }