Lying Harness Neck Flexion
In SetGrip: Harness Neck Flexion (Lying)
- Primary muscleLevator Scapulae
- EquipmentWeighted
- DifficultyIntermediate
- TypeIsolation · Neck flexion
- Secondary muscles
- Scalenes, Longus Colli, Longus Capitis, Traps, Deep Cervical Flexors
- Body part
- Neck
- Position
- Lying
- Laterality
- Bilateral (both sides together)
- Category
- Strength
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Rolling onto your back with your head off the bench points this harness movement at the front of the neck, the flexors that curl your chin toward your chest, making it the mirror image of the prone extension version. Gravity resists through the full nod, so even a very light plate goes a long way at first.
How to do the Lying Harness Neck Flexion
- Set a flat bench and lie on your back with shoulders near the edge so your head can move freely; plant your feet and brace your torso.
- Fit the head harness snugly and attach a light plate so it provides resistance as you flex the neck.
- Start with the neck slightly extended below neutral, eyes up, shoulders relaxed and down.
- Initiate with a gentle nod, then curl your chin toward your chest by segmentally flexing the cervical spine.
- Pause briefly in the top position without lifting the shoulders or hips.
- Lower slowly for 2–3 seconds back to a slight, comfortable extension; keep the motion smooth and pain‑free.
- Maintain steady breathing and keep reps strict; stop if form or control degrades.
Tip: Keep the reps high and the tempo slow, and never add weight until 25 reps feel easy.
Muscles worked
Primary
Levator Scapulae · Back
The deep neck muscles and the front of the neck pull the chin toward the chest and stabilize the head, and you should feel the work along the front and sides of the neck.
Secondary
- Scalenes
- Longus Colli
- Longus Capitis
- Traps
- Deep Cervical Flexors
Common mistakes
- Loading too much too soon — start with a small plate and add a little at a time, since the front of the neck is weaker than the back.
- Tucking the chin only — the head should travel through a full arc from tilted back to chin at the chest, not just nod.
- Rushing the reps — lift and lower slowly, and pause for a moment at the top of each rep.
- Holding the breath — breathe normally through the set so the neck stays relaxed apart from the working muscles.
Sets, reps and where it fits
| Goal | Sets × reps | Rest |
|---|---|---|
| Muscle growth | 3–4 × 10–15 | 60–90 s |
| Endurance / finisher | 2–3 × 15–20 | 45 s |
| Strength | Not ideal — pick a compound lift for the same muscle | — |
Neck flexion goes at the very end of a session with the other neck work. Superset it with neck extension using the same harness or plate.
Variations and alternatives
Similar exercises
Without weighted
Frequently asked questions
What muscles does the Lying Harness Neck Flexion work?
The Lying Harness Neck Flexion primarily works the levator scapulae. It also involves the scalenes, longus colli, longus capitis, traps and deep cervical flexors, which assist the movement and stabilise the joints.
Is the Lying Harness Neck Flexion good for beginners?
It is rated intermediate, so it suits people who already train regularly. Beginners can still do the Lying Harness Neck Flexion with light load and a spotter or coach watching the first few sessions; if it feels awkward, pick an easier variation from the alternatives below first.
What can I do instead of the Lying Harness Neck Flexion?
If you cannot do the Lying Harness Neck Flexion, try the Seated Head Harness Cable Neck Flexion or the Lying Harness Neck Extension. Each of them trains the levator scapulae through a similar movement, so you can swap them in without changing the rest of the workout.
How many sets and reps should I do?
It depends on your goal. For the Lying Harness Neck Flexion, a sensible starting point is muscle growth: 3–4 × 10–15 with 60–90 s rest; endurance / finisher: 2–3 × 15–20 with 45 s rest. Do it after your compound lifts. It is a finishing movement, not the main event.
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