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Flatiron, New York

Built to last.

Full-body strength and longevity-focused cardio, without the joint cost.

The training

In the Nordics, movement is part of a well-lived life. We train strength, cardio, and mobility on the NRTHRN Trainer, a patented machine found only in our studios. Every class is measured, so you can see it happening. Train for how you want to move in thirty years, not just how you feel tomorrow.

Three formats, one machine

Pick your format.

September Recommit · September 8–28

21 days. 12 classes. $99.

Come unlimited for three weeks from September 8. Hit 12 classes and unlock NRTHRN Strong merch + access to Founding Membership.

Recommit
The NRTHRN Trainer

Built for cross-country skiers. Adapted for everyone.

The NRTHRN Trainer is patented, and no other studio in the world has it. One seamless, full-body motion, more than 50 movements across strength, cardio, and mobility, all low-impact. Double Poling is where you start.

Explore the Trainer →
Measured, every class

Every session builds on the last.

The NRTHRN Trainer tracks your power output, stroke rate, and distance, and saves every session, so you get a complete picture of your progress over time. The goal isn't today's numbers. It's watching your capacity grow, month after month, year after year.

NRTHRN Trainer tablet showing live stats
Membership

More when you're a member.

Unlimited membership goes beyond unlimited training, with measurable progress, curated benefits, and more ways to be part of the NRTHRN Strong community.

VO₂ Max testing

Unlimited members can test their VO₂ Max with our longevity partner Extension Health, train for 8 to 12 weeks, then return for a complimentary follow-up assessment.

Available September 1

Beyond the studio

Access curated member benefits from some of our favorite places in the neighborhood, from Impact Kitchen and MYO to SAINT, the private sauna and ice bath studio on West 29th.

Find your people

Founder Fridays. Member events. Familiar faces week after week. The more you show up, the more the community becomes part of the experience.

See all membership benefits
What's on

There's always something on.

Challenges, pop-ups, Founder Friday, and member events, all year round.

See what's coming →
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The app

Book from your phone.

Reserve your spot and manage your schedule, all from the NRTHRN Strong app. Your next class is two taps away.

App Store Google Play · soon
NRTHRN Strong app home screen
The studio

Where Nordic design meets modern training.

A studio of two cities

Flatiron, New York.
Nordhavn, Copenhagen.

Visit Copenhagen →
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Training notes, events, and the occasional word from the studio. No noise.

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