When people think about conditioning, they usually think about running, biking, rowing, or spending time on a piece of cardio equipment. Those are all great options. But they aren’t the only way to challenge your heart and lungs. As a Seattle personal trainer, one of the things I’m always looking for is how to help people get more out of the time they have to train. Especially after 40, we’re usually trying to maintain several physical qualities at once. We want conditioning. We want strength. We want mobility. We want coordination and joint control. And most people don’t have unlimited time to train each of those qualities separately. That’s one of the reasons we use elastic recoil training at Roundbox Fitness. Rather than relying only on traditional cardio, we can use rhythmic, full-body movements that raise the heart rate while also asking the shoulders, back, core, hips, and legs to work together. What Is Elastic Recoil? Think about loading and releasing a spring. Your muscles and tendons can absorb force, store some of that energy, and then help return it as the movement changes direction. That’s the basic idea behind elastic recoil. With the WaveBreakers, we use large rhythmic movements that repeatedly ask the body to: accelerate → absorb force → change direction → accelerate again The arms may swing through large arcs. The trunk rotates or bends laterally. The hips and legs contribute to the movement. Each time the direction changes, the body has to control the force first, then redirect it. That repeated cycle helps train the body to become better at producing, absorbing, and transferring force while staying coordinated through large ranges of motion. It’s one of the reasons this style of training can feel so different from slow, linear strength work. You’re not just creating tension. You’re creating tension while the body is moving, reacting, and changing direction. Conditioning That Uses More of the Body One of the things I like about this style of conditioning is that the work isn’t concentrated almost entirely in the legs. Running and cycling are excellent conditioning methods, but most of the muscular work is being performed by the lower body. With WaveBreaker training, we can choose movements that involve the: Shoulders and arms Lats and upper back Core and rotational muscles Hips and legs That means we’re creating cardiovascular demand while moving the muscular work around the body. Instead of having one region carry most of the workload, we can build conditioning through larger, more integrated full-body patterns. Whole-Body Glucose Demand Another benefit of full-body conditioning is that more muscle mass is actively participating in the work. Running and cycling place most of the muscular demand on the lower body. With WaveBreaker training, the legs, hips, core, back, shoulders, and arms can all be contributing at the same time. Working muscle uses glucose for fuel, so when more regions of the body are actively involved, that glucose demand is spread across more muscle groups. In simple terms, instead of asking mainly the legs to do the metabolic work, we’re creating demand throughout the body. That’s one of the reasons I like full-body conditioning so much: you’re training the cardiovascular system while also asking a broader range of muscles to actively participate. Mobility While You Condition Another thing that separates this work from a lot of traditional conditioning is the size and variety of the movements. We use: large upper-body arcs rotation lateral movement deep lower-body patterns changes of direction So while your heart rate is coming up, you’re also repeatedly moving through ranges you might not use much during a run or bike ride. That matters to me because I don’t want conditioning to become something that only challenges your cardiovascular system. I want the movement itself to give us something too. Better range. Better coordination. Better control. Better ability to produce and absorb force. That makes the conditioning session feel more like movement training rather than simply accumulating minutes of cardio. It also fits into the larger approach we use in our Seattle personal training studio: whenever possible, choose training methods that develop multiple useful qualities at the same time. The Roundbox 3-Pattern Format Our foundational WaveBreaker conditioning format is deliberately simple. We choose three patterns: 1 upper-body movement 1 core movement 1 lower-body movement Each movement is performed for about 45 seconds. We move directly from one pattern into the next: Upper body → Core → Lower body That gives us 2 minutes and 15 seconds of continuous work before taking a rest. Then we recover and repeat for additional rounds. Forty-five seconds works well because it’s long enough to create a meaningful conditioning challenge, but still short enough that most people can maintain good rhythm, range of motion, and movement quality. From there, we can progress the session in several ways. We can increase the speed. Increase the range. Produce more force into the change of direction. Reduce the rest. Add additional rounds. Or increase the length of the interval. Longer intervals — 60, 90, or even 120 seconds — can also be useful. As the intervals become longer, the emphasis naturally shifts more toward muscular and cardiovascular endurance.  That gives us a lot of ways to manipulate the workout without needing dozens of different exercises.

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HIIT is awesome and effective. Though we incorporate this in our program we do it in a very deliberate way. With the Coreblade movements we can any level of intensity while - Increasing Range Of Motion - Avoid aggravating old injuries - Improving Patterns and Reducing Alain - Minimizing Wear and Tear If you live in Seattle and want to train with us Or Live anywhere and want to play with our cool toys and do some cool workouts Hit the link below https://www.roundboxfitness.com/start curt@roundboxfitness.com And if you missed it here’s a quick vid all about Coreblades https://youtu.be/gQePAfIaufI