Nordic Hamstring Curls: Using a Bar or Cable Tower to Finally Make Progress

Most people’s first attempt at a Nordic hamstring curl ends about six inches from vertical before they crumple forward. That’s not a strength problem — the exercise is mechanically brutal from the very first degree of movement, loading the hamstrings at a severe disadvantage. Using a vertical bar, a broomstick, or a cable tower for support isn’t cheating. It’s how you actually build into it.

What’s happening in the movement

The Nordic curl (also called a Nordic leg curl or Russian leg curl) is done kneeling, with ankles anchored behind you — under a cable machine base, held by a training partner, or hooked under a low pad. You lower your torso toward the floor under muscular control, then drive back up. The eccentric lowering phase is where the main training effect lives. But the concentric return — pulling yourself back from near horizontal — is where almost everyone stalls cold.

The hamstrings are working throughout, just at a length and angle that most people’s strength hasn’t caught up to yet. That’s the gap the bar fills.

Setting up at the cable tower

Anchoring feet under a cable machine base is one of the most accessible ways to do Nordics without a partner or specialist equipment. Kneel facing away and slip your ankles under the lowest fixed bar or the upright frame of the machine. A loaded barbell pressed against the base works just as well — wedge it there and it isn’t going anywhere. Setup takes about ten seconds.

Some machines have a fixed ankle roller at the bottom. Use it if yours does. It’s a more secure hold than the frame.

How a vertical bar or broomstick actually helps

Holding an upright bar in front of you gives you an on-demand push-off point at the bottom of the rep. When the hamstrings can’t finish the return alone, you press lightly into the bar and that extra force bridges the gap. Over weeks, you reduce how hard you push until the bar is there for confidence only — and then not needed at all.

This is meaningfully different from a resistance band looped overhead. A band provides constant horizontal pull that slightly alters how the torso tracks through the movement. A bar gives you variable, moment-to-moment support that you dial in yourself. That adjustability is the whole point when you’re trying to close a strength gap rep by rep.

The part most people get wrong

Hand pressure. Push hard into the bar on the return and your arms are doing the work — the hamstrings barely have to fire. The bar becomes a crutch rather than a training tool.

Keep contact at fingertip level. Enough to take the sharpest edge off the return, not enough to lever yourself back up. A useful cue: if you can feel the bar flexing or shaking under your hands, you’re pressing too hard. It should feel almost passive, just resting there.

A simple progression to follow

• First few weeks: use the bar freely on the return. Put your energy into the descent — slow and controlled, at least three or four seconds, going as close to the floor as you can manage.
• Next phase: start the return on your own and reach for the bar only when you genuinely stall. Most people find they can cover the last half of the movement unassisted sooner than they expect.
• Later: reduce to fingertip contact only, then attempt single reps with no contact at all. Unassisted Nordics tend to arrive quickly once the neuromuscular pattern is established — the strength was building the whole time.

One form cue worth ingraining early

Keep your hips extended through the entire movement. A straight line from knees to shoulders. The moment your hips shoot back or you fold at the waist, the load shifts away from the hamstrings and the whole exercise changes character.

If you’re folding, shorten the range. Go down only as far as you can hold that line cleanly, use the bar to return, and add a few degrees each week. Grinding through a broken position doesn’t build the movement — it just bakes in a compensatory pattern that limits how far you’ll progress.