If you walk into Cool Brook Fitness expecting three sets of crunches, you're gonna be disappointed. Here's the thing about your core: its main job was never trunk flexion (that's the fancy term for "folding your ribs toward your hips"). Its real job is stability — bracing your spine so force can transfer efficiently between your upper and lower body, whether you're squatting, sprinting, or just picking up a laundry basket without tweaking your back. Crunches get so much love because they "feel" like they're working — that deep burn is real — but a muscle feeling fatigued isn't the same as a muscle being trained for its actual function. It's a classic case of confusing sensation with results, and it's exactly the kind of nuance a good fitness coach should be steering you away from.
So instead of endless flexion reps, our fitness programs lean on anti-rotation and anti-extension work — planks, dead bugs, Pallof presses, controlled cable work — things that train your core to resist movement, not create it. That said, we're not crunch-shamers here; if you genuinely love the exercise, it's fine to keep it in the rotation occasionally, just do it smarter — try it on a BOSU or stability ball so you're forced to maintain better lumbar posture instead of yanking through your lower back. If you want a personal trainer or speed coach in Goleta or Santa Barbara to build you a program that trains your core the way it's actually designed to work, that's exactly the kind of personal training we specialize in — speed training included.