Why kettlebells are better than machines 🔥

17 Sept 2026 · 1 min

Watch on YouTube

1:02

In this YouTube monologue, fitness trainer Tommy Cassano argues that kettlebell training outperforms traditional weight‑machine workouts for building a shredded physique. He explains that machines isolate a single muscle, involve low heart‑rate effort, and include frequent rest periods, whereas kettlebell movements—such as swings and clean‑and‑presses—engage multiple muscle groups simultaneously, train whole‑body movement patterns, and keep the heart rate elevated with minimal rest. This results in greater muscle activation, higher oxygen demand, and more calories burned both during and after the session. Cassano claims that 30 minutes of continuous kettlebell work delivers the same or better results than an hour on machines.

Chapters

Everybody asks me why kettlebells get you shredded faster than machines. Here's the truth. A machine isolates one muscle. You sit down, you push, you rest. Your heart rate barely moves. A kettlebell doesn't work like that. A swing is your hips, your back, your grip, your core, all at once. A clean and press is your entire body from the ground up. You're not training a muscle, you're training a pattern. That means more muscle working, more oxygen needed, more calories burning during the session and for hours after. Add the fact that you never really rest. One move flows into the next. Your heart rate stays up the whole time. That's the whole secret. More muscle, more intensity, less rest. 30 minutes of that beats an hour of sitting on machines every single time.