Why your midsection holds the key to running economy

Why your midsection holds the key to running economy

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Published: 02nd May, 2025
Updated: 2nd May, 2025
BY Athletics Weekly
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Distance running seems deceptively straightforward-just one foot in front of the other, right? Yet beneath this simplicity lies an intricate symphony of movements where your midsection conducts the entire performance. While many runners fixate on weekly mileage or the latest footwear technology, the untapped potential of proper core conditioning remains surprisingly overlooked.

Think about your last difficult run. That form deterioration in the final miles? The nagging hip twinge? Both likely stem from the same source-core fatigue. Much like how athletes seeking mental edge might research supplements (though sustainable approaches are better like those who buy modafinil uk options for concentration), runners seeking physical improvement should look inward to their core stability first.

The difference proper core training makes isn't marginal either. Recent research discovered runners who committed to structured core work shaved a staggering 47 seconds off their 5K times after just six weeks. Their counterparts without core work? A mere 17-second improvement. Numbers don't lie-what happens between your shoulders and hips transforms what happens below.

Beyond six-pack ambitions
Your "runner's core" extends far beyond just abdominal muscles. This command centre encompasses your transverse abdominis, rectus abdominis, internal and external obliques, erector spinae, multifidus, and even pelvic floor muscles. Together, they create the stable platform from which all running movement originates.

Ever noticed how elite marathoners maintain virtually identical form from mile 1 to mile 26? Their secret lies not in superhuman genetics but in core endurance that prevents energy-wasting compensations. Each time your midsection allows excessive rotation or fails to stabilise your pelvis properly, you're essentially leaking precious energy sideways instead of propelling yourself forward.

The physical therapist's office tells the tale-hip pain, runner's knee, IT band syndrome, and lower back complaints overwhelmingly correlate with core weakness. Yet somehow this connection remains under appreciated in many training circles. Strange, considering how we obsess over far less impactful details, isn't it?

When researchers measure running economy-how efficiently your body uses oxygen at a given pace-those with developed core stability consistently outperform their counterparts. Every unnecessary body movement costs energy; your core's job is eliminating these costly leaks.

The stabilisation station
Starting a proper core routine means mastering fundamental stability exercises before anything fancy. The humble plank, despite its simplicity, delivers remarkable benefits when executed correctly. The key? Quality trumps duration. A thirty-second plank with perfect form-neutral spine, engaged glutes, steady breathing-builds more functional strength than two minutes of sagging hips and held breath.

Side planks deserve special attention for runners. During each stride, your body briefly balances on a single leg, demanding lateral stability to prevent your hips from dropping. Weakness here directly translates to wasted sideways motion during your running gait. Physical therapists consistently identify lateral stabiliser weakness as a primary contributor to stubborn IT band issues that plague countless runners.

The bird dog exercise brilliantly trains the contralateral (opposite side) movement patterns essential to running mechanics. As your right arm and left leg extend simultaneously, you're essentially rehearsing the cross-body coordination required in your running stride-but in slow motion, allowing your neuromuscular system to strengthen these pathways.

Glute bridges might seem basic, but their activation of your posterior chain-the powerhouse muscles responsible for propulsion in running-makes them invaluable. Feeling your glutes fire properly here translates directly to more powerful push-off with each stride.

A quick test: if these fundamentals feel ridiculously easy, you're probably doing them wrong. True stability work challenges not just strength but neuromuscular control-the mind-muscle connection that prevents energy waste during running.

Movement patterns that matter
Once you've built your foundation, incorporating dynamic movements prepares your core for running's demands. Mountain climbers, for instance, activate core musculature in patterns remarkably similar to running. They're essentially planks in motion-training stability amid the controlled chaos that mimics running's rhythmic challenges.

The Pallof press looks deceptively simple but teaches anti-rotation-resisting twisting forces-which becomes crucial during late-race fatigue when form typically deteriorates. Studies confirm that runners with superior rotational stability maintain more economical mechanics throughout longer distances. That's not just efficiency; it's free speed without additional training stress.

Side plank leg raises combine lateral stability with hip strength, addressing two critical needs simultaneously. The deliberate movement builds exactly the control needed when your foot strikes the ground during running's impact phase. Many runners discover surprising weakness here despite logging substantial weekly mileage.

Ever wondered why elites make running look effortless? Their exceptional core conditioning allows perfect force transfer with minimal wasted motion. Each step becomes an efficient expression of forward momentum rather than a series of small recoveries from instability.

Making core work, work for you
Research convincingly demonstrates that four core sessions weekly represents the sweet spot for performance gains. These needn't be lengthy affairs; ten-minute circuits using 40 seconds of work followed by 20 seconds of rest deliver remarkable results when performed consistently.

Timing matters too. Performing core work immediately after easy runs proves optimal for most runners. Your neuromuscular system remains primed from running, yet you're not overly fatigued, allowing for quality execution. Attempting complex stability work before running typically compromises both.

Progress happens through strategic change, not random increases in difficulty. Master perfect form first, then add movement variations, and finally incorporate resistance as appropriate. This methodical approach builds functional strength that transfers directly to running economy rather than merely improving exercise-specific abilities.

Consistency trumps intensity here. Four brief, focused sessions outperform one weekly "demolition" workout that leaves you sore for days. The goal isn't exhaustion-it's neuromuscular education that gradually recalibrates how your body moves during every running stride.

Running may begin with feet, lungs, and heart-but its efficiency lives or dies in your core. The research confirms what elite runners have always known: those invisible muscles between your shoulders and hips ultimately determine how far and how fast your legs can carry you. The question isn't whether you can afford to add core training-it's whether you can afford not to.

Key Takeaways
1. A Strong Core Helps You Run Faster and Longer
Your core muscles (the ones between your shoulders and hips) do more than just help you stand tall, they keep your body steady while you run. If your core is weak, you waste energy wobbling or twisting instead of moving forward. Runners with strong cores use less oxygen, move more smoothly, and even finish races faster than those without core training.

2. Simple Exercises Can Make a Big Difference
You don’t need fancy workouts. Easy moves like planks, bird-dogs, side planks, and glute bridges help train the right muscles for running. These exercises teach your body to stay stable with every step and stop common injuries like hip pain or runner’s knee. Doing just 10-minute routines four times a week can make a huge difference over time.

3. Consistency and Good Form Are the Secret to Success
It’s better to do short, focused workouts regularly than one hard session once a week. Focus on doing the moves properly, not just quickly or for a long time. You can do your core training after an easy run, when your body is ready to learn without being too tired. This smart approach helps your running feel easier and more powerful.

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