diff --git a/Content.Client/Atmos/EntitySystems/GasTileOverlaySystem.cs b/Content.Client/Atmos/EntitySystems/GasTileOverlaySystem.cs
index 7f477619a4..4f3e2b2cb5 100644
--- a/Content.Client/Atmos/EntitySystems/GasTileOverlaySystem.cs
+++ b/Content.Client/Atmos/EntitySystems/GasTileOverlaySystem.cs
@@ -176,8 +176,12 @@ namespace Content.Client.Atmos.EntitySystems
 
                 var frameCount = FrameCounter[i];
                 Timer[i] += frameTime;
-                if (!(Timer[i] >= delays[frameCount])) continue;
-                Timer[i] = 0f;
+                var time = delays[frameCount];
+
+                if (Timer[i] < time)
+                    continue;
+
+                Timer[i] -= time;
                 FrameCounter[i] = (frameCount + 1) % Frames[i].Length;
             }
 
@@ -188,8 +192,10 @@ namespace Content.Client.Atmos.EntitySystems
 
                 var frameCount = FireFrameCounter[i];
                 FireTimer[i] += frameTime;
-                if (!(FireTimer[i] >= delays[frameCount])) continue;
-                FireTimer[i] = 0f;
+                var time = delays[frameCount];
+
+                if (FireTimer[i] < time) continue;
+                FireTimer[i] -= time;
                 FireFrameCounter[i] = (frameCount + 1) % FireFrames[i].Length;
             }
         }
diff --git a/Content.Client/DragDrop/DragDropSystem.cs b/Content.Client/DragDrop/DragDropSystem.cs
index f362f2a778..e400f0504d 100644
--- a/Content.Client/DragDrop/DragDropSystem.cs
+++ b/Content.Client/DragDrop/DragDropSystem.cs
@@ -243,7 +243,7 @@ namespace Content.Client.DragDrop
             if (_targetRecheckTime > TargetRecheckInterval)
             {
                 HighlightTargets();
-                _targetRecheckTime = 0;
+                _targetRecheckTime -= TargetRecheckInterval;
             }
 
             return true;
diff --git a/Content.Server/Administration/Logs/AdminLogSystem.cs b/Content.Server/Administration/Logs/AdminLogSystem.cs
index 9b4c114065..cc3b3181b6 100644
--- a/Content.Server/Administration/Logs/AdminLogSystem.cs
+++ b/Content.Server/Administration/Logs/AdminLogSystem.cs
@@ -182,7 +182,7 @@ public sealed partial class AdminLogSystem : SharedAdminLogSystem
 
     private async Task SaveLogs()
     {
-        _accumulatedFrameTime = 0;
+        _accumulatedFrameTime = 0f;
 
         // TODO ADMIN LOGS array pool
         var copy = new List<QueuedLog>(_logQueue.Count + _preRoundLogQueue.Count);
diff --git a/Content.Server/Animals/Systems/UdderSystem.cs b/Content.Server/Animals/Systems/UdderSystem.cs
index 758f8f6dd6..76255f4733 100644
--- a/Content.Server/Animals/Systems/UdderSystem.cs
+++ b/Content.Server/Animals/Systems/UdderSystem.cs
@@ -37,25 +37,28 @@ namespace Content.Server.Animals.Systems
             {
                 udder.AccumulatedFrameTime += frameTime;
 
-                if (udder.AccumulatedFrameTime < udder.UpdateRate)
-                    continue;
-
-                // Actually there is food digestion so no problem with instant reagent generation "OnFeed"
-                if (EntityManager.TryGetComponent<HungerComponent?>(udder.Owner, out var hunger))
+                while (udder.AccumulatedFrameTime > udder.UpdateRate)
                 {
-                    hunger.HungerThresholds.TryGetValue(HungerThreshold.Peckish, out var targetThreshold);
+                    udder.AccumulatedFrameTime -= udder.UpdateRate;
 
-                    // Is there enough nutrition to produce reagent?
-                    if (hunger.CurrentHunger < targetThreshold)
+                    // Actually there is food digestion so no problem with instant reagent generation "OnFeed"
+                    if (EntityManager.TryGetComponent<HungerComponent?>(udder.Owner, out var hunger))
+                    {
+                        hunger.HungerThresholds.TryGetValue(HungerThreshold.Peckish, out var targetThreshold);
+
+                        // Is there enough nutrition to produce reagent?
+                        if (hunger.CurrentHunger < targetThreshold)
+                            continue;
+                    }
+
+                    if (!_solutionContainerSystem.TryGetSolution(udder.Owner, udder.TargetSolutionName,
+                            out var solution))
                         continue;
+
+                    //TODO: toxins from bloodstream !?
+                    _solutionContainerSystem.TryAddReagent(udder.Owner, solution, udder.ReagentId,
+                        udder.QuantityPerUpdate, out var accepted);
                 }
-
-                if (!_solutionContainerSystem.TryGetSolution(udder.Owner, udder.TargetSolutionName, out var solution))
-                    continue;
-
-                //TODO: toxins from bloodstream !?
-                _solutionContainerSystem.TryAddReagent(udder.Owner, solution, udder.ReagentId, udder.QuantityPerUpdate, out var accepted);
-                udder.AccumulatedFrameTime = 0;
             }
         }
 
diff --git a/Content.Server/Botany/Systems/BotanySystem.Plant.cs b/Content.Server/Botany/Systems/BotanySystem.Plant.cs
index 343c94e53d..dcf14ed354 100644
--- a/Content.Server/Botany/Systems/BotanySystem.Plant.cs
+++ b/Content.Server/Botany/Systems/BotanySystem.Plant.cs
@@ -72,7 +72,7 @@ namespace Content.Server.Botany.Systems
             if (_timer < 3f)
                 return;
 
-            _timer = 0f;
+            _timer -= 3f;
 
             foreach (var plantHolder in EntityManager.EntityQuery<PlantHolderComponent>())
             {
diff --git a/Content.Server/Nutrition/EntitySystems/HungerSystem.cs b/Content.Server/Nutrition/EntitySystems/HungerSystem.cs
index 5d2bf0cf6d..215cbc56d4 100644
--- a/Content.Server/Nutrition/EntitySystems/HungerSystem.cs
+++ b/Content.Server/Nutrition/EntitySystems/HungerSystem.cs
@@ -19,7 +19,8 @@ namespace Content.Server.Nutrition.EntitySystems
                 {
                     comp.OnUpdate(_accumulatedFrameTime);
                 }
-                _accumulatedFrameTime = 0;
+
+                _accumulatedFrameTime -= 1;
             }
         }
     }