The Low-Impact Workout That Burns More Calories Than a Stair Climber

The Ness: Trampoline Workouts That Don’t Feel Like Work

There’s a moment in every Ness class where you realize you’re grinning like an idiot. You’re bouncing on a mini trampoline, your heart rate is at 160, your core is on fire, and somehow you’re having the time of your life. That’s the trick — this workout doesn’t feel like work until the next morning.

What Is The Ness, Exactly?

The Ness is a trampoline-based fitness method out of New York City that does something most workouts can’t: it burns more calories than a stair climber while putting less stress on your joints than a standard yoga class. Both of those things are true.

The science is straightforward:

• The trampoline absorbs up to 80% of the impact that would normally hit your knees, ankles, and hips.
• The instability forces your core to engage constantly, every bounce is a micro-stabilization exercise your abs didn’t sign up for.

The result: high-calorie burn, low joint stress, and a workout that feels more like play.

What a Class Actually Feels Like

Imagine if a dance cardio class and a HIIT session had a baby that was raised by a DJ.

• Length: ~50 minutes
• Format: choreographed bouncing on a rebounder
• Music: think Disclosure, not “Eye of the Tiger”

How it progresses:

• Minutes 0–10: Easy, almost suspiciously so. You’re bouncing, finding rhythm, wondering, “this is it?”
• Around minute 20: Your heart rate has crept up without you noticing.
• By minute 35: Quads shaking, core lit up, and you suddenly understand why the regulars swear by grippy socks.

The cool-down is stretching on the trampoline — like lying on a slightly bouncy cloud while drenched in sweat.

Who It’s Actually For

The Ness is ideal if:

• You’ve quit every gym membership you’ve ever had.
• Treadmills feel soul-crushing.
• Weight rooms feel intimidating.

It works because it doesn’t feel like punishment — it feels like recess for adults who pay rent.

It’s also great for:

• People recovering from joint issues
• Postpartum athletes easing back into movement
• Runners who want a high-cardio day without pavement impact

Yes, fitness influencers love it too — but don’t hold that against it.

The Numbers

For the data-minded:

• Class length: ~50 minutes
• Estimated burn: 500–800 calories, depending on intensity
• NASA research on rebounding: trampoline exercise is about 68% more efficient than running
• Lymphatic system: gets a circulation and drainage boost

The Catch

Access options:

• In-studio: The Ness studio (currently NYC)
• Online: Their digital platform, where instructor energy translates surprisingly well through a screen

What you need:

• A rebounder (The Ness sells their own; a JumpSport works too)
• Enough space — and ideally neighbors who won’t file a noise complaint

Cost:

• Rebounder investment: ~$250–$400
• When compared to a few months of boutique studio memberships, it’s competitive, especially if you travel and want a workout that packs into almost nothing.

See their products here
Get one week free with online classes
Enjoy one free week

Keep Reading

• Pvolve Miami Guide — Another low-impact method making waves, this time from Jennifer Aniston.
• The Reformer Renaissance: Best Pilates Studios in Miami — How The Ness compares to Miami's reformer scene.