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eCoach360° is a technology company that brings together the best teaching concepts in the world into one platform, aimed at connecting golf instructors, academies, clubs, schools, national PGAs, and golf associations. By leveraging cutting-edge tools, it helps these groups deliver better golf instruction, manage their businesses more efficiently, and provide faster services with more time-saving solutions. Golf247 continuously seeks new features from across the globe that can enhance the capabilities of PGAs, golf clubs, academies, and instructors.

  1. 16h ago

    #731 The Club Path Fallacy: Why Your “Out-to-In” Swing is Still Hooking

    Golfers are often taught a simple rule: swing out-to-in for a fade and in-to-out for a draw. But this is incomplete. Ball flight is not determined by club path alone—it depends on the relationship between Club Path and Face Angle at impact. This relationship is part of the D-Plane, the three-dimensional collision geometry that determines launch direction and spin axis. Face Angle describes where the clubface points relative to the target. It strongly influences the ball’s starting direction. Club Path describes the direction the clubhead travels through impact. Curvature is primarily influenced by their relationship: Face-to-Path. Consider a right-handed golfer with: Club Path: −2°Face Angle: −6° Face-to-Path = −6° − (−2°) = −4° Although the club is traveling left—traditionally called a “fade path”—the face is pointing even farther left. The face is therefore 4° closed relative to the path. The ball starts left and curves farther left: a pull-hook. This explains why simply “swinging left” cannot guarantee a fade. WatchItGolf also uses Path-to-Face as an educational way to visualize the relationship: Path-to-Face = −2° − (−6°) = +4° Relative to where the face is pointing, the club is traveling 4° to the right. Path-to-Face does not replace the industry-standard Face-to-Path measurement; it provides another way for golfers to understand the collision. A useful diagnostic sequence is: Observe the ball’s start direction. Observe its curvature. Measure Face Angle. Measure Club Path. Calculate Face-to-Path. Check strike location and possible gear effect. Trace the delivery back to the golfer’s movement. Launch data tells us what happened. Biomechanics helps explain why. Pelvis and chest rotation, alignment and hand path can influence club delivery, while wrist conditions, forearm rotation and arm structure play major roles in controlling the face. The goal is therefore not necessarily a 0° path and 0° face. Great players create predictable relationships between path and face to produce reliable shot shapes. With WatchItGolf, coaching moves beyond “swing left” or “swing right.” Measure the collision, understand the relationship, then identify the movement that created it. Better measurement leads to better coaching. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #731 The Club Path Fallacy: Why Your “Out-to-In” Swing is Still Hooking

  2. 1d ago

    #730 Why Your Downswing Should Start Before Your Backswing Ends

    Traditional golf instruction often presents the swing as separate positions: backswing, top, then downswing. Elite biomechanics show something different: the transition is an overlap. The lower body begins reorganizing toward the target while the club is still completing the backswing. This is the foundation of Dynamic Stability and the purpose of the Step Drill. The Step Drill A wide stance creates static stability but can encourage a stop-start transition. The Step Drill temporarily removes that security. Starting with the feet close together forces the body to coordinate pressure, balance and movement dynamically. The sequence is: 1. Countermovement: As the club moves back, the lower body subtly organizes in the opposite direction. 2. Step: Around shaft-parallel in the backswing, the lead foot begins moving toward the target—before the backswing finishes. 3. Plant: The lead foot establishes a new base capable of accepting force. 4. *Sink: From roughly ¾ back into the early downswing, the lead ankle, knee and hip flex. This lowers the pelvis and prepares the body for subsequent extension and rotation. Pressure Is Not Mass Loading the trail side does not mean shifting your entire body over the trail foot. Pressure can move rapidly while body mass remains relatively centered. Excessive lateral movement creates sway and makes recentering more difficult. As the lead side moves targetward while the upper body continues completing the backswing, kinematic separation develops. This helps create the ground-up sequence: Pelvis → Chest → Arms → Club The result is an athletic transition rather than an arm-dominated pull from the top. ### Sink, Left and Around The downswing combines three movements: Sink: Accept force through lead-side flexion before extending. Left: Recenter toward the target. Once planted, the lead leg helps brake excessive lateral motion. Around: Convert that organization into rotation. The pelvis and chest continue opening through impact. This overlapping transition also supports the Stretch-Shortening Cycle, allowing muscles and connective tissues to load eccentrically before accelerating. Measure the Movement With WatchItGolf, coaches can objectively monitor pelvis and chest sway, turn and lift, lead-knee flexion and extension, hand path and overall sequencing. The Step Drill is therefore a transition drill—not a position drill. The goal is not to manufacture a perfect pose at the top. It is to develop the timing where the downswing begins before the backswing has completely finished. Stop chasing static positions. Train the transition. Measure the movement. Turn feel into real. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #730 Why Your Downswing Should Start Before Your Backswing Ends

  3. 2d ago

    #729 Why Everything You’ve Been Taught About Golf “Lag” is Likely Wrong

    For generations, golfers have tried to “hold lag”—pulling the handle down, increasing grip pressure, and deliberately preserving the wrist angle. Modern biomechanics shows why this approach can actually reduce speed. Lag is not something you create. It is something that happens. The sharp angle between the lead arm and club shaft seen in elite players is primarily a result of movement, sequencing, and inertia. As the body changes direction, the clubhead’s mass resists that change and naturally trails behind. An efficient downswing follows a ground-up sequence: Pelvis → Chest → Arms → Club But acceleration is only half the story. Each proximal segment must also decelerate at the right time, allowing energy to transfer outward. This creates the whip-like action responsible for clubhead speed. The Secret: Temporal Separation The downswing begins before the club has completely finished the backswing. The lower body starts moving toward the target while the club is still travelling back. This creates mechanical stretch across the kinetic chain. The delay is not produced by holding the wrists—it emerges because the body starts earlier while the club responds later. Shift – Brake – Press Ground Reaction Forces help organize the downswing: Shift: Pressure moves toward the target while ankle, knee, and hip maintain flexion. Brake/Torque: Lateral motion stabilizes as rotational speed increases. Press: Vertical force and extension contribute to the final acceleration. One major speed leak occurs when golfers straighten or “jump” too early. The pelvis rises prematurely, the arms become active, and the club often casts. Why Tension Kills Lag Trying to hold the angle with stiff wrists and high grip pressure turns a dynamic system into a rigid lever. Efficient players maintain structure without unnecessary tension, allowing the arms and club to respond naturally to body rotation and inertia. Measuring the Cause WatchItGolf helps coaches move beyond static video positions by analyzing segment sequence, speed gains, deceleration patterns, ground interaction, and lower-body stability. Instead of treating the symptom—the visible wrist angle—we can train the cause: how energy moves through the body. Don’t hold the lag. Build the sequence. Store the energy. Transfer the speed. Release the club. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #729 Why Everything You’ve Been Taught About Golf “Lag” is Likely Wrong

  4. 3d ago

    #728 Mastering the Short Wedge: Stability Through Rotation and Radius

    Why “Arms Only” Is Ruining Your Wedge Play Many golfers believe 30–50-yard wedge shots should be played mainly with the arms while keeping the body quiet. Biomechanically, this often creates the opposite of control. When body rotation disappears, the arms must independently manage speed, radius and timing—making contact less predictable. Compact Doesn’t Mean Narrow A good wedge swing is compact, but it still maintains width. The chest, arms and hands should move as a coordinated system. If the hands travel independently while the trail elbow folds excessively, the swing radius collapses. The trail elbow is an important diagnostic marker. Elite players may build approximately 75–76° of trail-elbow flexion, while amateurs can reach around 130°. Excessive folding pulls the hands inward and creates a “shorten-then-lengthen” pattern. The golfer must then re-extend the arm perfectly during the downswing. Too early and the club can hit behind the ball; too late and thin contact becomes likely. Elite players begin widening the trail arm early in the downswing, helping stabilize the radius. Let the Body Be the Engine For a compact wedge backswing, approximately 25–35° of chest rotation can provide a useful coaching window: Chest rotates → arms travel with the torso → trail elbow folds gradually. When the chest stops and the arms continue alone, the elbow can collapse behind the body. The golfer must then compensate. One reaction is to spin out, pulling the handle forward, steepening the strike and exposing the leading edge. Another is to hang back, moving the low point behind the ball and producing heavy contact. Fat and thin shots can therefore originate from the same unstable backswing structure. Low Point and Bounce Great wedge play is about predictable low-point control—not maximum shaft lean. A stable radius allows the wedge’s bounce to interact naturally with the turf and increases the margin for error. WatchItGolf can help identify these patterns by measuring parameters such as trail-elbow flexion, chest rotation, pelvis movement, shaft lean and hand movement. A simple practice feel is: “Chest moves the arms.” Keep the motion compact, maintain width and let body rotation organize the swing rather than allowing the arms to manufacture the strike. KEEP THE RADIUS STABLE. OWN YOUR WEDGE CONTACT. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #728 Mastering the Short Wedge: Stability Through Rotation and Radius

  5. 4d ago

    #727 Why Your Right Arm Is Killing Your Contact: The Biomechanics of the “Pure Strike”

    Many golfers believe a straight trail arm at impact creates maximum power. Biomechanically, the opposite is often true. Pure contact is not created by forcing the arm straight—it is the result of an efficient whole-body sequence. 3D data shows an important difference between elite players and many amateurs. Elite golfers typically retain around 21–22° of trail-elbow flexion at impact, while amateurs may approach only 12°, meaning the arm has extended much earlier. The trail arm therefore acts as a Dynamic Radius Controller. When it straightens too soon, the swing radius expands prematurely, the clubhead can overtake the hands, shaft lean decreases, and compression suffers. Recenter Before You Accelerate Efficient delivery begins with Load → Reverse → Go. The golfer initially loads toward the trail side, but before the backswing is fully completed, the pelvis begins moving back toward the target. This “recentering” is not simply a slide. It combines lateral movement with continued rotation, preparing the body for an efficient downswing. Drop, Then Move Up and Around Elite players commonly lower the pelvis during transition before pushing upward. This “Drop to Lift” pattern allows the lead leg to extend while the lead hip moves Up and Around. This is fundamentally different from early extension. Instead of thrusting toward the ball, the lead side moves upward, backward and rotationally, creating space for the arms. That space allows the trail elbow to remain flexed through impact. The Pure Strike Chain Recenter → Drop → Lead Side Up & Around → Preserve Trail-Arm Bend → Extend After Impact When this sequence fails, the opposite pattern can emerge: Poor Recentering → Pelvis Thrust → Thorax Lift → Rotation Stalls → Trail Arm Extends Early → Weak/Scooped Contact The goal is therefore not to artificially hold the elbow bent. The body must create the geometry that allows it to remain bent naturally. With WatchItGolf 3D analysis, coaches can objectively evaluate pelvis sway and lift, chest movement, rotation and trail-elbow flexion rather than relying purely on visual impressions. Better contact comes from movement, not manipulation. Recenter, create space with the lead side, maintain rotation, and allow the trail arm to extend after the ball. That is the biomechanical foundation of a pure strike. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #727 Why Your Right Arm Is Killing Your Contact: The Biomechanics of the “Pure Strike”

  6. 5d ago

    #726 Watchit Golf: Optimizing X-Factor Stretch and Sequencing

    Beyond the Turn: Why Your “X-Factor” Isn’t the Real Secret to Speed For decades, golfers were told to “restrict the hips” while turning the shoulders to create maximum X-Factor. But modern biomechanics shows that this static separation at the top is only part of the story. Speed depends far more on what happens dynamically during transition. X-Factor vs. X-Factor Stretch X-Factor is the rotational difference between pelvis and thorax at the top of the backswing. X-Factor Stretch is the additional separation created during transition when the pelvis begins moving toward the target while the thorax is still completing its backswing. This sequence creates dynamic loading: Pelvis leads → thorax lags → separation increases → elastic tissues load → thorax accelerates. This uses the stretch-shortening cycle and increases the time available to produce force. The objective is not simply more rotation, but better timing. Why Restricting the Hips Can Backfire Artificially freezing the pelvis can shift rotational stress toward the lumbar spine. Efficient players create mobility primarily through the hips and thoracic spine while maintaining lumbar stability. Functional separation should feel dynamic and reversible—not blocked or forced. Elite-player data demonstrates why this matters. A golfer may reach the top with 56° of separation, then increase it to 64° during transition—an 8° X-Factor Stretch. In one example, this dynamic change was associated with approximately 2.5–3 mph additional clubhead speed. But there is no universal “magic number.” More separation is not automatically better. Closing the Gap Creating stretch is only half the process. The pelvis must accelerate and then decelerate so energy can transfer to the thorax, arms and club. Without this segmental deceleration, additional separation may produce effort without additional speed. Flexibility alone is therefore not power. A golfer also needs strength, stability and sequencing to convert available range of motion into clubhead velocity. The WatchItGolf Advantage WatchItGolf helps coaches measure these rapid 3D relationships instead of relying purely on visual interpretation. We can evaluate how pelvis and thorax interact through transition and identify the individual pattern that produces efficient speed. The goal is not to maximize X-Factor. It is to optimize X-Factor Stretch, timing and energy transfer. Measure the sequence. Optimize the timing. Create speed. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #726 Watchit Golf: Optimizing X-Factor Stretch and Sequencing

  7. 6d ago

    #725 The Trail Foot Trap: Why Your Draw Setup Might Be Causing a Slice

    For golfers fighting a slice, one of the most common fixes is dropping the trail foot back. For a right-handed player, this creates a closed stance that appears to provide more room to swing from the inside. The logic sounds simple: close the stance, move the path right, and create a draw. But biomechanics is rarely that simple. Alignment is not just the foot line. It is a 3D system involving the feet, knees, pelvis, thorax, forearms, and clubface. These components establish the golfer’s starting geometry and influence rotation, hand path, pressure distribution, and ultimately club delivery. The problem begins when the trail foot moves back while the pelvis remains neutral and the shoulders become square or even open. This creates a crossed-alignment pattern. The lower body says “closed,” while the upper body sends a completely different directional message. The result can be surprisingly counter-intuitive. Feeling restricted around the trail hip, the golfer may instinctively move the hands outward during transition. The shaft steepens, the path shifts left, and the intended draw setup produces exactly what the golfer was trying to avoid: slice geometry. Elite shot-shaping demonstrates how subtle these differences can be. Measurements may show only a few degrees difference in rotation between a draw and fade. What matters more is where the body’s centers are positioned while rotating and how sway, tilt, pelvis motion, thorax orientation, and hand path interact. This is why setup must be functional, not simply visual. If a closed stance restricts trail-hip mobility, the body must compensate elsewhere. A better approach is to organize the entire trail side from the ground up: foot, ankle, knee, hip, pelvis, thorax, and head. The goal is not maximum closure. It is **coherent geometry** that creates space for the hands to work deeper without restricting rotation. WatchItGolf helps make these relationships measurable. Instead of judging setup purely by appearance, coaches can evaluate how changes influence body motion, hand path, and club delivery. Alignment influences movement—but does not dictate it. A functional draw comes from coordinating setup geometry, movement, and face-to-path control. The best setup is not the one that looks most closed; it is the one that gives the golfer the best movement options. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #725 The Trail Foot Trap: Why Your Draw Setup Might Be Causing a Slice

  8. Sep 29

    #724 The Trail Foot Trap: Why Your Draw Setup Might Be Causing a Slice

    The Ground-Up Revolution: Why Pelvic Power Starts at Your Shins “Turn your hips harder” is one of golf’s most common instructions. But efficient pelvic rotation does not happen in isolation. It starts from the ground through the interaction of the feet, ankles, shins and knees. The Shin Roll During transition, elite players often demonstrate a “slide and sink” pattern rather than immediately rotating or pushing upward. A key component is **closed-chain ankle dorsiflexion**: the foot remains grounded while the tibia moves forward over the ankle. This allows the knee to flex and the hip to accept load. Restricted dorsiflexion can create a chain reaction: Restricted ankle → vertical shin → reduced hip loading → loss of pelvic depth → early extension. Accept Force Before Producing Force The early downswing involves triple flexion of the ankle, knee and hip. This lowers the body, supports pressure movement toward the lead side and preserves rotational space. The principle is simple: Control flexion first. Produce extension later. Efficient lower-body sequencing follows: SHIFT → SINK → STABILIZE → ROTATE → RISE Pressure shifts toward the lead side, the body lowers, lateral movement is stabilized, the pelvis rotates, and vertical force then increases as the golfer moves toward extension. The Foot Matters A stable Tripod Foot uses three contact points: Heel → Big Toe → Little Toe This provides stability without rigidity and creates a foundation for transferring force through the kinetic chain. Research also shows meaningful relationships between ankle dorsiflexion, pelvic rotation, shoulder rotational velocity and clubhead speed. Ankle mobility is therefore not simply a flexibility issue—it can influence the performance potential of the entire chain. WatchItGolf: Measuring the Chain WatchItGolf can provide objective 3D information on variables such as Pelvis Thrust, Side Bend and Lift, helping the Golf Professional distinguish between symptoms and underlying movement patterns. The complete chain is: Foot → Ankle → Shin → Knee → Hip → Pelvis → Chest/Arms → Club Power depends on timed acceleration, timed deceleration and transfer. Great rotation is not about forcing the hips to turn. Give the pelvis the stability, space and ground interaction it needs, and rotation becomes the result. WATCHITGOLF: MOVE BETTER. SEQUENCE BETTER. PLAY BETTER. ⁠My Blog⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠The Explainer⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠www.ecoach360.com⁠⁠

    #724 The Trail Foot Trap: Why Your Draw Setup Might Be Causing a Slice
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eCoach360° is a technology company that brings together the best teaching concepts in the world into one platform, aimed at connecting golf instructors, academies, clubs, schools, national PGAs, and golf associations. By leveraging cutting-edge tools, it helps these groups deliver better golf instruction, manage their businesses more efficiently, and provide faster services with more time-saving solutions. Golf247 continuously seeks new features from across the globe that can enhance the capabilities of PGAs, golf clubs, academies, and instructors.

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