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#738 Why “Firing Your Hips” Is Ruining Your Golf Swing
“Fire your hips and let your arms drop!” This popular golf instruction sounds powerful, but 3D biomechanics reveals why it often creates trapped arms, steep club delivery, inconsistent contact, and lost clubhead speed.
1. The Pelvis Leads — But Must Not Run Away
The pelvis initiates the downswing before the chest, arms, and club. However, excessive hip rotation can leave the trail elbow trapped behind the torso.
The result? Early extension, stalled rotation, wrist flipping, and unstable impact.
Leading means starting the sequence, not dominating it.
2. The Golf Swing Works Like a Multi-Stage Rocket
Efficient speed generation follows a coordinated kinetic chain:
Pelvis → Chest → Lead Arm → Shaft → Clubhead
Each segment contributes to accelerating the next. The chest must take over from the pelvis, the arms accelerate, and the clubhead receives the final speed.
This is why segmental speed gains matter more than simply rotating the hips faster.
3. Deceleration Creates Speed
One of golf biomechanics' most misunderstood principles is that proximal segments slow down after reaching peak speed.
The pelvis accelerates early, then decelerates as the chest and arms accelerate.
Even the hands typically reach peak linear speed before impact and then slow down as the clubhead accelerates.
Deceleration is not necessarily stalling. It is part of efficient energy transfer.
4. Your Arms Are Not Passive
3D measurements show that peak chest and lead-arm speeds occur remarkably close together.
The arms actively accelerate during the downswing rather than waiting for the body to finish rotating.
Passive feel does not mean passive biomechanics.
5. Create Space Instead of Spinning Faster
Efficient players organize their arms early through:
- Trail-shoulder external rotation
- Lead-arm adduction
- Maintaining trail-elbow flexion toward impact
- Coordinating hand path with body rotation
These movements help keep the trail elbow in a functional delivery position and prevent premature arm extension.
The WatchItGolf Transition Model
Load → Pelvis Initiates → Chest Responds → Arms Reorganize → Hands Accelerate → Clubhead Delivers Speed
Stop trying to fire your hips harder. Start developing coordinated movement, functional space, and efficient speed transfer.
The question: Are your hips helping deliver the club, or are they running away from your arms?
WatchItGolf — Technology Supports the Golf Professional.
My Blog (https://henrik-jentsch.mykajabi.com/blog?preview_theme_id=2166036867)
The Explainer (https://youtu.be/k1nuOqJtJvE)
www.ecoach360.com (http://www.ecoach360.com)
12 Oct 2026
#737 Stop Squeezing Your Elbows: The Biomechanics of a Better Golf Transition
Many golfers struggle with an over-the-top swing or a steep shaft during transition. One common mistake is trying to copy professional golfers by squeezing the elbows together.
But the elbow gap is a symptom, not the cause. Efficient movement begins with proper biomechanics and sequencing.
1. The Elbow Gap Is Not the Problem
When the elbows separate during transition, the cause may be premature chest rotation, poor pelvic timing, or excessive upper-body dominance.
Forcing the elbows together creates tension, restricts shoulder-blade movement, and can reduce rotational speed.
The goal is natural connection, not forced restriction.
2. Reconnect Your Lead Arm
During transition, the lead upper arm moves closer to the ribcage through adduction.
This reduces the rotational radius and moment of inertia, allowing more efficient body rotation.
However, the arm must remain dynamic. Pinning it against the chest restricts movement.
Reconnect. Don't pin.
3. Stop Trapping Your Trail Elbow
Driving the trail elbow straight down into the ribs can trap it behind the body.
Instead, trail-shoulder external rotation helps move the elbow forward and down, into the space in front of the trail hip.
This preserves room for the hands and club while allowing continuous torso rotation.
4. Shallowing Is a Result
Trying to shallow the shaft through wrist manipulation can create clubface instability.
When the lead arm reconnects and the trail shoulder externally rotates, the hands can move inward and downward.
The shaft can then shallow naturally through coordinated movement.
5. Sequence Before Position
An efficient transition follows a coordinated sequence:
1. Pelvis changes direction.
2. Ribcage begins rotating.
3. Lead arm reconnects.
4. Trail shoulder externally rotates.
5. Trail elbow moves forward.
6. Elbow gap narrows naturally.
7. Hands enter the delivery corridor.
8. Shaft shallows toward impact.
Practice Drill
Take a mid-iron and swing slowly to the top.
Begin transition with light grip pressure. Reconnect the lead arm while externally rotating the trail shoulder.
Let the trail elbow move forward and down without forcing it against your ribs.
Pause when the lead arm reaches parallel to the ground.
Perform 2–3 sets of 8–10 repetitions before progressing to 40% speed swings.
Final Thought
Stop chasing positions. Train the movement that creates them.
Efficient golf swings are built through coordinated biomechanics, not artificial elbow positions.
My Blog (https://henrik-jentsch.mykajabi.com/blog?preview_theme_id=2166036867)
The Explainer (https://youtu.be/IVdRFKwpAeE)
www.ecoach360.com (http://www.ecoach360.com)
11 Oct 2026
#736 5 Ground Force Secrets That Unlock Clubhead Speed
Most golfers believe more clubhead speed comes from swinging harder or shifting their weight aggressively. But biomechanics and force-plate data reveal something different: speed depends on how effectively you use the ground.
Ground Reaction Force (GRF) is not simply about pushing harder. It is about force direction, timing, and sequencing.
1. Move Pressure, Not Body Mass
Elite golfers distinguish between two important measurements:
- Center of Mass (COM): Where the body's mass is distributed.
- Center of Pressure (COP): Where ground forces act beneath the feet.
High-speed players shift pressure rapidly while controlling body movement. Excessive swaying creates instability and inconsistent contact.
2. The Downswing Starts Before the Backswing Ends
Elite players load trail-side pressure early, often around shaft-parallel in the backswing.
Before the club reaches the top, pressure is already moving toward the lead foot.
This early reversal creates efficient sequencing and eliminates the need for a rushed transition.
3. Brake Before You Accelerate
Powerful rotation requires three coordinated actions:
Shift: Pressure moves toward the lead foot as the ankle, knee, and hip flex.
Brake: The lead leg stabilizes, slowing excessive lateral movement.
Press: The lead leg extends, contributing to rotational acceleration and vertical force.
Braking is not the enemy of speed. It helps create the conditions for acceleration.
4. Rotation Requires Asymmetric Forces
Simply jumping upward with both legs does not guarantee more clubhead speed.
Effective golfers combine strong lead-side force with trail-side unloading.
This asymmetry helps generate rotational torque:
Torque = Force × Moment Arm
Importantly, 90% lead-foot pressure does not automatically mean high force production.
5. Force Must Arrive Before Impact
Ground forces must be organized before the club reaches the ball.
The general sequence is:
1. Horizontal forces organize movement.
2. Rotational forces help control and accelerate the pelvis.
3. Vertical forces contribute to late-downswing speed.
Energy transfers through the kinetic chain:
Ground → Pelvis → Chest → Arms → Clubhead
Conclusion
Clubhead speed is not about swinging harder. It is about using the ground more efficiently.
Load Early → Reverse Early → Establish Lead Side → Brake → Press.
With WatchItGolf, coaches can combine swing analysis with biomechanical insights to understand movement patterns and improve performance.
Are you creating speed from the ground—or simply swinging harder?
My Blog (https://henrik-jentsch.mykajabi.com/blog?preview_theme_id=2166036867)
The Explainer (https://youtu.be/oCY-LQY-afg)
www.ecoach360.com (http://www.ecoach360.com)
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