diff --git a/src/models/WorkoutTemplate.ts b/src/models/WorkoutTemplate.ts
index cc26b7b..aa696a6 100644
--- a/src/models/WorkoutTemplate.ts
+++ b/src/models/WorkoutTemplate.ts
@@ -66,13 +66,7 @@ const ExerciseSchema = new mongoose.Schema({
   },
   sets: {
     type: [SetSchema],
-    required: true,
-    validate: {
-      validator: function(sets: ISet[]) {
-        return sets.length > 0;
-      },
-      message: 'An exercise must have at least one set'
-    }
+    default: []
   },
   restTime: {
     type: Number,
diff --git a/src/routes/api/fitness/templates/+server.ts b/src/routes/api/fitness/templates/+server.ts
index 93e9244..a1faacc 100644
--- a/src/routes/api/fitness/templates/+server.ts
+++ b/src/routes/api/fitness/templates/+server.ts
@@ -53,14 +53,8 @@ export const POST: RequestHandler = async ({ request, locals }) => {
 
     // Validate exercises structure
     for (const exercise of exercises) {
-      if (!exercise.exerciseId || !exercise.sets || !Array.isArray(exercise.sets) || exercise.sets.length === 0) {
-        return json({ error: 'Each exercise must have an exerciseId and at least one set' }, { status: 400 });
-      }
-      
-      for (const set of exercise.sets) {
-        if (!set.reps || typeof set.reps !== 'number' || set.reps < 1) {
-          return json({ error: 'Each set must have valid reps (minimum 1)' }, { status: 400 });
-        }
+      if (!exercise.exerciseId) {
+        return json({ error: 'Each exercise must have an exerciseId' }, { status: 400 });
       }
     }
 
diff --git a/src/routes/api/fitness/templates/[id]/+server.ts b/src/routes/api/fitness/templates/[id]/+server.ts
index 7b6e492..981685e 100644
--- a/src/routes/api/fitness/templates/[id]/+server.ts
+++ b/src/routes/api/fitness/templates/[id]/+server.ts
@@ -60,14 +60,8 @@ export const PUT: RequestHandler = async ({ params, request, locals }) => {
 
     // Validate exercises structure
     for (const exercise of exercises) {
-      if (!exercise.name || !exercise.sets || !Array.isArray(exercise.sets) || exercise.sets.length === 0) {
-        return json({ error: 'Each exercise must have a name and at least one set' }, { status: 400 });
-      }
-      
-      for (const set of exercise.sets) {
-        if (!set.reps || typeof set.reps !== 'number' || set.reps < 1) {
-          return json({ error: 'Each set must have valid reps (minimum 1)' }, { status: 400 });
-        }
+      if (!exercise.exerciseId) {
+        return json({ error: 'Each exercise must have an exerciseId' }, { status: 400 });
       }
     }