The Suitcase Carry: Your Simplest Core Workout Is a Walk

The suitcase carry is exactly what it sounds like: hold one dumbbell, kettlebell, or moderately heavy grocery bag at your side and walk. That’s the entire exercise. It looks almost too simple, which is usually when people start doing something unnecessary, like shrugging their shoulder toward their ear.

Here’s the useful bit of biomechanics: the weight pulls your body sideways. Your trunk muscles on the opposite side—especially the obliques—have to tighten to keep your ribs stacked over your pelvis instead of letting you lean toward the load. Your shoulder and grip work too, while your hips stabilize each step. In plain English, you’re teaching your body to resist being bent, twisted, or dragged off balance. That’s a very practical job for your core, because life rarely asks you to perform a perfect sit-up before lifting a laundry basket.

To do it, stand tall with the weight in one hand, feet about hip-width apart, and your arm hanging naturally. Keep your ribs from flaring, squeeze the handle without turning your knuckles white, and walk slowly. Your eyes should face forward. The right sensation is steady work through your side abdominal muscles, hand, forearm, and the outside of your hip. You may feel yourself concentrating, but you should not feel pulled sideways.

The common mistakes are obvious once you know what to look for: leaning away from the weight, hiking the loaded shoulder, waddling, or holding your breath like you’re defusing a bomb. Those are signs the load is too heavy or the distance is too long. Back pain, sharp shoulder pain, or tingling in the arm is not “the good kind of hard”; stop and reduce the load or get an assessment.

This week, try three rounds per side, walking for 20–30 seconds with 45–60 seconds of rest. Beginners can use a light dumbbell and stay close to a wall or counter; intermediate exercisers can increase the weight or walk for 40–60 seconds; advanced exercisers can use a heavier load, march slowly in place, or walk up a gentle incline while keeping the same upright posture. Progress one variable at a time—weight, time, or distance—not all three, unless you enjoy turning a suitcase into a personal grudge.