Is Spin Class Safe? What Rhabdo Actually Has to Do With It

Rhabdo isn't a spin problem — it's an unfamiliarity problem. Here's what's really going on, and how we manage the risk at SALT.

You've probably seen the headlines. Someone takes their first spin class, ends up with rhabdomyolysis, and the story gets framed as "spin is dangerous." What those headlines almost never explain is why it happens — and that's the part that actually determines whether it happens to you.

Here's the honest version: Spin, like any workout that's new and intense enough for your body, can trigger rhabdomyolysis. That's real, and we're not going to pretend otherwise.

But it's not a reason to avoid the sport — it's a reason to understand how the risk works, and who's responsible for keeping it low.

That's a shared job between the studio, the coach, and you. Here's how it actually breaks down.

What Is Rhabdomyolysis, Really?

Rhabdomyolysis ("rhabdo") happens when muscle tissue breaks down faster than the body can recover — usually triggered by an unfamiliar movement stimulus combined with high intensity. It's a known response to any new, unaccustomed physical stress, not a defect specific to one sport.

3 Myths About Rhabdo and Spin

"Spin causes rhabdo."
Not on its own. Spin doesn't have a unique property that damages muscle more than any other sport does. What actually matters is how new and intense the workout is for you — the same risk shows up in marathons, CrossFit, and HIIT for exactly the same reason.
"Only unfit people get rhabdo."
Fit athletes get rhabdo too. Conditioning protects you against stimuli your body already knows. It doesn't protect you against ones it's never encountered.
"It only happens to people who overdo it."
Rhabdo is triggered by an unfamiliar stimulus, not just effort. A new movement pattern, a different range of motion, or unaccustomed eccentric loading can trigger it even at moderate intensity — which is exactly why pacing and instruction matter for first-timers.

The Real Facts

Rhabdo isn't a fitness problem. It's a familiarity problem. The people most at risk aren't the "unfit" — they're anyone doing something their body hasn't adapted to yet, at an intensity that outpaces that adaptation. That's true whether it's a first spin class, a first HIIT class, or a first marathon.

Which means the real question isn't "should I avoid spin?" It's "how is the risk managed?"

How SALT Manages the Risk

Understanding rhabdo is only half the picture — the other half is what a studio actually does about it. Saying "we offer beginner options" is easy. Here's specifically what that looks like in our rooms.

Coaching cues, not just encouragement.
Take a 30-second sprint — a moment where risk of overdoing it is highest for someone new. Our instructors don't just say "push harder." They coach the choice:

• New to fast songs → stay in the saddle and catch the rhythm.
• Building stamina → stand for 8 counts, sit for 8, and repeat as long as you can hold the beat.
• Got more in you → stay up the whole set.

The intensity is your call — the options are ours to teach.
We lead by example.
Words aren't enough on their own. When we see the room struggling, your instructor will drop back into the saddle too — not to perform, but to show you sitting down is a real option, not a concession.
We name the smart choices, not just the hard ones.
Sitting down doesn't mean you're weak — it shows discipline, and it's part of the process. You'll hear it called out in class: nice work, great option there, now you're back on the beat. Growth isn't pushing through discomfort for its own sake. It's learning to read your own body — and the only rider you're being measured against is the one you were last class.
First-timers get time to settle in.
If it's your first spin class, come at least 15 minutes early for a proper bike setup and a full safety briefing before you clip in. Your first class is about learning to ride safely — not maximising effort.

It's not about avoiding the sport. It's about understanding what to do, and riding somewhere that actually teaches it.

A Few Tips If You're New to Spin

Arrive at least 15 minutes early to settle in for bike setup and a safety briefing.
Spin classes take some time to prepare for – finding the right spin shoe size, setting up your bike to suit your body, understanding how to use your bike. Your first few spin classes will feel much better when you have time to go through and understand these, rather than to rushing into class.
Follow your instructor's cues on when to ease off or sit back down.
Your instructors are your biggest cheerleaders, and advocates for your safety. Their goal is to set you up for success and help you grow by setting realistic goals. If it's your first few classes, the job could just be to keep the rhythm — standing up is a bonus. If you're riding off the saddle and starting to go out of beat, they could remind you to take the saddle to catch the beat, before joining the class again.
Aim to finish your first class feeling capable, not maxed out — intensity can build over your subsequent rides.
From learning proper bike setup, the movements used in class, to understanding how the sport works and your body's ability to handle it; picture your first class as an orientation that gives you a glimpse into what you can expect and work towards for future rides.
Don't compare yourself with others.
Your first ride could be someone's fifth, fiftieth, or hundredth. Instructors provide options in class at SALT to both beginners and experienced riders. Your job is to prioritise what's important — to understand your body and not push through discomfort for the sake of it. Growth happens over time, and you don't have to compare yourself to anyone else in the room.

Give Spin a Chance

Don't miss out on a great workout because of a fear based on an incomplete picture. Rhabdo isn't unique to spin, and a well-coached first class is built around helping you avoid it — not around pushing you into it.

If you're curious but want to start slow, our beginner spin class is designed exactly for that. Newcomers can attend using our 3-class trial pack for $45, usable across Spin, Strength, and Mobility classes — so you can find your pace across all three before committing.

We're here to build a safe space for you to ride. Come see it for yourself.