- Baseball Flows™ Newsletter: Athletic Development 101
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- Baseball Flows Academy: Bracing vs. Intra-Abdominal Pressure
Baseball Flows Academy: Bracing vs. Intra-Abdominal Pressure
Athletic Development 101: Baseball Flows™ Newsletter

Dear Baseball Flows Community,
Core strength and stability are buzzwords we hear constantly in sports and rehabilitation. But what do they really mean? And more importantly, how do they translate into better performance on the field? Today, we’re diving into a game-changing concept: bracing versus increasing intra-abdominal pressure (IAP) and why it matters for athleticism, fluidity, and injury prevention.
Bracing: The Old Strategy
For years, physical therapists and trainers preached "bracing the core" as the gold standard for protecting the spine and enhancing stability. The idea was simple: tighten your abdominal muscles like you’re preparing to take a punch and hold that tension throughout your movement.
While this approach can be effective in static or short-duration tasks (like lifting a heavy weight), it falls short when applied to dynamic, athletic movements like pitching or hitting. Why? Because bracing is an all-or-none strategy, like flipping a light switch on or off. Once your core is fully "on," it’s rigid, which can interfere with the fluid, explosive movements baseball requires.
Imagine trying to run with your knees locked or swing a bat while holding your breath. That’s what bracing the core throughout the entire pitching or hitting motion feels like—inefficient and counterproductive.
The Power of Intra-Abdominal Pressure (IAP)
Now, let’s shift gears to increasing intra-abdominal pressure (IAP)—a more dynamic, adaptable strategy. IAP involves using your diaphragm, pelvic floor, and deep core muscles to create pressure within your abdominal cavity. This pressure stabilizes your spine and pelvis while allowing your muscles to move fluidly.
Think of IAP like a dimmer switch: you can adjust the level of tension as needed, ramping it up during high-intensity moments (like the point of contact during a swing) and dialing it back during lower-intensity phases (like the wind-up in pitching). This adaptability is what makes IAP so powerful for athletic movements.
Why Timing and Sequencing Matter
Here’s the key: bracing isn’t inherently wrong; it’s just incomplete. In dynamic movements, it’s not about holding tension through the entire motion but about engaging the core at the right moments.
Picture a symphony. Each instrument’s timing and volume contribute to the overall harmony. Similarly, in pitching and hitting, your core muscles need to "play their part" in perfect sequence with the rest of your body. IAP allows for this seamless coordination, while rigid bracing disrupts the flow.
The Baseball Connection
Let’s put this into context. Hitting and pitching are athletic movements, not mechanical ones. Every drill designed to improve mechanics is, at its core, addressing a movement issue. If your foundation (movement) isn’t solid, your mechanics will always struggle.
When you train to increase IAP:
Pitching: You’ll notice better energy transfer from your lower body to your arm, resulting in more velocity and less strain.
Hitting: You’ll generate more rotational power and stay balanced through your swing.
By focusing on IAP, you’re essentially cleaning up the "movement system," which naturally improves your mechanics. Think of it as fixing the engine instead of just polishing the exterior of the car.
Simple Analogies to Drive It Home
Bracing = a light switch. It’s either on or off, and that rigidity can hinder your performance.
IAP = a dimmer switch. You can fine-tune the tension, creating just the right amount of stability and flow for each phase of your movement.
The Soda Can Effect. Imagine a full, sealed soda can. It’s strong enough to support weight because of the pressure inside. That’s what IAP does for your body—creates internal strength and stability without rigid bracing.
How Baseball Flows Helps You Master IAP
At Baseball Flows, we teach athletes to harness the power of IAP through:
Targeted exercises that build deep core strength and improve diaphragm-pelvic floor coordination.
Movement flows that train your body to engage the core dynamically and efficiently.
Sport-specific drills that integrate IAP into pitching, hitting, and fielding mechanics.
The result? Better athleticism, smoother movement, and natural mechanical improvement.
Ready to Unlock Your Flow?
If you’ve been stuck in the bracing mindset, it’s time to make the shift. Join us at Baseball Flows to learn how increasing intra-abdominal pressure can elevate your game and keep you injury-free.
Train smarter. Move better. Play harder.
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Let's train smarter, move better, and flow in the game.
Best Regards,
Dr. Ismael Gallo DPT, MBA
Founder, Baseball Flows