Serratus Anterior Exercises: Build a Strong, Stable Shoulder

That serrated, finger-like muscle wrapping around your ribcage does more than look impressive on lean athletes—your serratus anterior is fundamental to healthy shoulder function. When it's weak or inhibited, shoulder problems follow. When it's strong, your shoulders move smoothly and powerfully.

Understanding the Serratus Anterior

The serratus anterior originates from the upper 8-9 ribs on the side of your chest and inserts along the entire inner border of your shoulder blade (scapula). It's called "serratus" because of its saw-tooth appearance.

Primary functions:

• Protracts the scapula (pushes shoulder blade forward)
• Upwardly rotates the scapula (essential for overhead movement)
• Stabilizes the scapula against the ribcage
• Works with the trapezius for coordinated shoulder movement

Why it matters so much:

• Essential for overhead pressing and reaching
• Prevents "winged scapula" (shoulder blade sticking out)
• Protects shoulder joint during pushing movements
• Required for proper punch mechanics (boxer's muscle)
• Crucial for handstands and arm balances

Signs of serratus weakness:

• Shoulder blade winging (visible protrusion)
• Difficulty reaching overhead
• Shoulder pain with pushing movements
• Poor posture with rounded shoulders
• Difficulty doing push-ups with good form
• Clicking or popping in shoulder

Beginner Exercises

Wall Push-Up Plus

The fundamental serratus activation exercise:

1. Stand facing wall, arms extended at shoulder height
2. Hands shoulder-width apart on wall
3. Perform a push-up against the wall
4. At the top, push extra far—protract your shoulder blades
5. Feel your upper back round slightly as shoulder blades spread apart
6. Hold the "plus" for 2-3 seconds
7. Return and repeat
8. 15-20 repetitions

Key: The "plus" at the end is what targets the serratus. Without it, you're just doing push-ups.

Supine Serratus Punch

1. Lie on your back
2. Hold a light weight (5-10 lbs) with arm straight toward ceiling
3. Without bending elbow, punch the weight toward ceiling
4. Your shoulder blade should lift off the ground
5. Lower shoulder blade back down
6. 15-20 repetitions each arm

Key: The arm stays straight—all movement comes from the shoulder blade.

Quadruped Scapular Push-Up

1. Start on hands and knees
2. Arms straight, hands under shoulders
3. Without bending elbows, let your chest sink (shoulder blades pinch together)
4. Push away from ground, spreading shoulder blades apart
5. Feel upper back round at the top
6. 15 repetitions

Wall Slides

1. Stand with back against wall
2. Arms against wall in "goalpost" position (90° at shoulder and elbow)
3. Slide arms up the wall overhead
4. Push forearms into wall as you slide
5. Return to starting position
6. 12-15 repetitions

Intermediate Exercises

Regular Push-Up Plus

1. Standard push-up position
2. Perform a push-up with good form
3. At the top, push extra far into the ground
4. Round your upper back as shoulder blades protract
5. Hold 1-2 seconds
6. Return to standard position and repeat
7. 10-15 repetitions

Incline Push-Up Plus

Easier than floor version, harder than wall:

1. Hands on elevated surface (bench, step, couch)
2. Perform push-up plus
3. Focus on strong protraction at top
4. 12-15 repetitions

Serratus Slide

1. Stand facing wall
2. Forearms on wall, elbows at shoulder height
3. Slide forearms up wall while pushing into it
4. Feel serratus engage as shoulder blades move up and around
5. Return to start
6. 12-15 repetitions

High Bear Hold

1. Start on hands and knees
2. Tuck toes, lift knees just 2 inches off ground
3. Push strongly into the floor
4. Keep shoulder blades spread (not winging)
5. Hold 20-30 seconds
6. 3-4 repetitions

Plank with Protraction

1. Standard plank position on hands
2. Push strongly into the floor
3. Feel shoulder blades spread apart (not pinching together)
4. Maintain slight upper back roundness
5. Hold 30-60 seconds

Advanced Exercises

Decline Push-Up Plus

1. Feet elevated on bench or step
2. Hands on floor
3. Perform push-up plus with feet elevated
4. Strong protraction at the top
5. 10-12 repetitions

Single-Arm Cable Press

1. Cable at chest height
2. Stand sideways to machine
3. Press forward and across body with one arm
4. Focus on pushing shoulder blade forward at end range
5. Control return
6. 12 repetitions each arm

Single-Arm Serratus Press

1. Lie on back
2. Hold dumbbell or kettlebell in one hand, arm toward ceiling
3. Punch weight toward ceiling (shoulder blade lifts)
4. Add slight reach across body at top
5. Lower with control
6. 12-15 repetitions each arm

Band Pull-Apart Plus

1. Hold resistance band at shoulder height, arms straight forward
2. Pull band apart until arms are out to sides
3. At end range, push arms forward (protract) against band resistance
4. Return with control
5. 12-15 repetitions

Overhead Reach with Band

1. Anchor band low
2. Hold with both hands
3. Reach arms overhead against resistance
4. Focus on shoulder blade upward rotation and protraction
5. Control the return
6. 12-15 repetitions

Dynamic Exercises

Bear Crawl

1. Start in high bear position (knees hovering)
2. Crawl forward, opposite hand and foot moving together
3. Keep pushing into the floor throughout
4. Don't let shoulder blades wing
5. 30 seconds forward, 30 seconds backward

Arm Circles Against Wall

1. Stand close to wall
2. Arm at side, push back of hand into wall
3. Make small circles against wall resistance
4. 10 circles each direction
5. Repeat other arm

Dynamic Blackburns

1. Lie face down
2. Arms at sides
3. Move through A-T-Y positions while keeping shoulder blades stable
4. Push into imaginary floor throughout
5. 10 complete cycles

Serratus in Yoga Poses

Many yoga poses require strong serratus function:

Chaturanga (Done Correctly)

1. From plank, lower halfway down
2. Keep shoulder blades spread, not pinching
3. Serratus prevents winging
4. Hold briefly, then push up

Downward Dog

1. Push strongly through hands
2. Wrap serratus around ribs
3. Shoulder blades should be flat, not winging
4. External rotation of upper arms

Handstand Prep

1. Kick up to wall
2. Push strongly through arms
3. Shoulder blades spread and wrapped around
4. Essential for overhead support

Corrective Exercises for Winged Scapula

If your shoulder blade wings out:

Isometric Wall Press

1. Stand sideways to wall
2. Elbow bent 90°, push forearm into wall
3. Hold strong 10-15 seconds
4. 5-8 repetitions each side

Serratus Anterior Squeeze

1. Hold a foam roller against wall with straight arms
2. Push the roller into wall
3. Hold 15-20 seconds
4. Feel serratus engage to stabilize
5. 5-8 repetitions

Low Row to External Rotation

1. Use cable or band at low position
2. Row elbow to side
3. Externally rotate forearm up
4. Control return
5. 12 repetitions each side

Modified Prone Press

1. Lie face down
2. Arms in "cactus" position (elbows at 90°)
3. Lift hands toward ceiling
4. Focus on keeping shoulder blades flat (not winging)
5. Hold 5 seconds
6. 10-12 repetitions

Common Mistakes

Not Protracting Enough

Many people barely protract at the end of push-up plus exercises. Really push those shoulder blades apart—your upper back should round slightly.

Using Arms Instead of Shoulder Blades

In serratus punches, the arm should stay straight. If your elbow bends, you're using your arm, not your serratus.

Forgetting the Serratus in Push-Ups

Regular push-ups without the "plus" barely work the serratus. Add the extra push at the top of every push-up.

Going Too Heavy Too Soon

Start with bodyweight and light resistance. The serratus responds better to controlled movement than heavy load.

Sample Programs

Beginner Program (Weeks 1-4)

3x per week:

1. Wall push-up plus: 3 × 15
2. Supine serratus punch: 3 × 12 each arm (no weight initially)
3. Quadruped scapular push-up: 3 × 12
4. Wall slides: 3 × 12

Intermediate Program (Weeks 5-8)

3x per week:

1. Push-up plus: 3 × 12
2. Serratus punch with 5-10 lbs: 3 × 12 each arm
3. High bear hold: 3 × 30 seconds
4. Wall slides: 3 × 15
5. Plank with protraction: 3 × 30 seconds

Advanced Program (Weeks 9+)

2-3x per week:

1. Decline push-up plus: 3 × 10
2. Single-arm cable press: 3 × 12 each arm
3. Bear crawl: 3 × 30 seconds
4. Band pull-apart plus: 3 × 15
5. Handstand holds against wall: 3 × 30 seconds

Integration with Other Muscles

The serratus doesn't work alone. For complete shoulder health:

Train together:

• Lower trapezius (for scapular depression)
• Rhomboids (for scapular retraction)
• Rotator cuff (for shoulder stability)
• Core (for trunk stability during reaching)

A balanced push workout includes:

1. Horizontal push (bench press, push-ups)
2. Vertical push (overhead press)
3. Serratus-specific work (push-up plus, punches)
4. Pulling to balance (rows, pull-ups)

When to Seek Help

Consult a physical therapist if:

• Visible scapular winging doesn't improve with 4-6 weeks of exercise
• Shoulder pain accompanies weakness
• Numbness or tingling in arm
• Weakness in multiple movements
• Recent injury to shoulder or neck area
• History of nerve damage or thoracic outlet syndrome

The Bottom Line

Your serratus anterior is the unsung hero of shoulder function. Most people have never intentionally trained it—and most people have some degree of shoulder dysfunction as a result.

The keys to a strong serratus:

1. Push-up plus is fundamental - Add it to every push-up
2. Punch exercises target it directly - Keep the arm straight
3. Progress gradually - Bodyweight first, load later
4. Think protraction - Push shoulder blades apart
5. Integrate it - Strong serratus supports all upper body movement
6. Be consistent - 3x per week for 4-6 weeks shows real improvement

Whether you're fixing shoulder dysfunction, improving your push-up form, or building toward handstands, serratus anterior strength is non-negotiable. Start with wall push-up plus today and build from there.