diff --git a/Wpf_AiSportsMicrospace/Common/SportOperate.cs b/Wpf_AiSportsMicrospace/Common/SportOperate.cs
index 7fed95a..d955581 100644
--- a/Wpf_AiSportsMicrospace/Common/SportOperate.cs
+++ b/Wpf_AiSportsMicrospace/Common/SportOperate.cs
@@ -167,13 +167,14 @@ namespace Wpf_AiSportsMicrospace.Common
             if (wrist == null)
                 return false;
 
-            if (shoulder != null && wrist.Y <= shoulder.Y + 40)
-                return true;
+            if (shoulder == null || elbow == null)
+                return false;
 
-            if (elbow != null && wrist.Y <= elbow.Y - 20)
-                return true;
+            bool wristAboveShoulder = wrist.Y <= shoulder.Y - 20;
+            bool wristAboveElbow = wrist.Y <= elbow.Y - 20;
+            bool closeToBody = Math.Abs(wrist.X - shoulder.X) <= 260;
 
-            return false;
+            return wristAboveShoulder && wristAboveElbow && closeToBody;
         }
 
         /// <summary>
diff --git a/Wpf_AiSportsMicrospace/Views/Home.xaml.cs b/Wpf_AiSportsMicrospace/Views/Home.xaml.cs
index 2a864d9..c94f2fa 100644
--- a/Wpf_AiSportsMicrospace/Views/Home.xaml.cs
+++ b/Wpf_AiSportsMicrospace/Views/Home.xaml.cs
@@ -34,7 +34,7 @@ namespace Wpf_AiSportsMicrospace
         private WavingAction _lastGestureAction = WavingAction.None;
         private DateTime _lastMenuSlideTime = DateTime.MinValue;
         private bool _isNavigating;
-        private const int MenuSlideCooldownMs = 480;
+        private const int MenuSlideCooldownMs = 420;
 
         public Home()
         {