Hamstrings beginner isolation other

Chair Leg Extended Stretch

A beginner isolation movement that trains the hamstrings with other equipment.

Force Type

Static

isolation

Difficulty

Beginner

isolation

Variations

0

equipment swaps

Muscles

2

primary + secondary

The verdict

Chair Leg Extended Stretch has 4-step instructions, more thoroughly documented than most of the 79 hamstrings exercises PlainExercise catalogues.

Ranked against the 79 hamstrings exercises PlainExercise currently catalogues, not the full exercise-science literature.

Hamstrings

Chair Leg Extended Stretch is a beginner isolation movement that trains the Hamstrings along with adductors. It requires other equipment. There are 0 known variations and 8 peer exercises that target the same primary muscle.

  • 1 of 9 exercises targeting the Hamstrings
  • Level: beginner

PlainExercise cross-links 0 variations and 8 peer exercises sharing the same primary muscle.

What the Chair Leg Extended Stretch Data Reveals

Chair Leg Extended Stretch is classified in the PlainExercise database as a beginner-level isolation movement with a static force profile, primarily training the Hamstrings with secondary engagement of the adductors. The canonical form requires other equipment, and the movement falls within the stretching category. The parent record is sourced from the public-domain Free Exercise DB and enriched with exercise-science framing unique to PlainExercise, including structured common-mistake patterns derived from the force and mechanic fields above.

Within the same primary-muscle cohort, the Hamstrings is trained by 9 catalogued movements in total, meaning any practitioner planning a session has at least 8 alternatives that load the same tissue through different joint angles or equipment profiles. No alternate-equipment variations have been catalogued for Chair Leg Extended Stretch yet; the canonical form is the documented path. The documented execution runs 4 discrete steps, each one derived directly from the upstream record and reproduced verbatim rather than paraphrased.

Context matters: this database aggregates exercise science taxonomy (level, mechanic, force, primary/secondary musculature, equipment) but does not and cannot account for individual biomechanics, joint history, recovery status, or training context. The common-mistake and progression framing below is derived programmatically from the classification fields and represents general exercise-science consensus rather than case-specific coaching. This is not medical or personal-training advice. Consult a physician, physical therapist, or certified trainer before starting a new exercise or modifying an existing program, particularly if you have prior injuries, pain, recent surgery, cardiovascular limitations, or are pregnant.

Muscles worked

Primary
Hamstrings
Secondary

Exercise profile

Profile attributes for Chair Leg Extended Stretch
Attribute Value
Difficultybeginner
Mechanicisolation
Forcestatic
Equipmentother
Categorystretching
Primary muscleHamstrings
Secondary muscles1
Variations available0

Source: Free Exercise DB (CC0); profile derived per exercise record.

Muscles worked

According to the Free Exercise DB classification, Chair Leg Extended Stretch trains the hamstrings as the prime mover, with 1 muscle assisting. The source classifies muscles as primary or secondary, it does not measure activation, so we show involvement, not percentages.

Prime mover Hamstrings
Also worked (1)
adductors
Level: beginner Mechanic: isolation Force: static

Source: Free Exercise DB primary/secondary muscle classification. Involvement, not measured activation, actual recruitment varies by load and form.

Intensity context

For reference, here is where common activities sit on the MET intensity scale. Chair Leg Extended Stretch does not have a measured MET in the source data, its intensity depends on the load and effort you use. Estimate calories for any activity with the calorie calculator.

MET Intensity Zones, Exercise Intensity Chart Horizontal bar chart showing how six common exercises map to four MET intensity zones: Light (1-3 MET), Moderate (3-6 MET), Vigorous (6-9 MET), and Very Vigorous (9+ MET). Walking at 3.5 MET falls in Moderate; Jump Rope at 12.3 MET reaches Very Vigorous. Light Moderate Vigorous Very Vigorous 0 3 6 9 12 15 MET (Metabolic Equivalent of Task) Walking 3.5 Cycling 6.8 Jogging 7 Swimming 9.8 Jump Rope 12.3 Light (0-3 MET) Moderate (3-6 MET) Vigorous (6-9 MET) Very Vigorous (9-+ MET)

MET values from the Compendium of Physical Activities (Ainsworth et al., 2011). A general reference scale, not a rating of this specific movement.

How to do it

  1. Sit upright in a chair and grip the seat on the sides.
  2. Raise one leg, extending the knee, flexing the ankle as you do so.
  3. Slowly move that leg outward as far as you can, and then back to the center and down.
  4. Repeat for your other leg.

Common mistakes

  • Rushing through reps before the pattern is grooved - at this stage, a slow, controlled tempo (2-3s down, 1-2s up) on Chair Leg Extended Stretch teaches the nervous system the movement far faster than speed does.
  • Cutting the range of motion short - moving the hamstrings through its full safe range on Chair Leg Extended Stretch is what most reliably separates effective reps from wasted ones.
  • Using momentum instead of muscle, isolation movements like Chair Leg Extended Stretch reward strict form. If you're swinging the weight, it's too heavy.
  • Loading before grooving the pattern, practice the movement with light resistance until the path feels automatic, then add load.
  • Breathing out of sync with the lift on Chair Leg Extended Stretch - brace and inhale during the lowering phase, exhale on the exertion, especially important with other equipment where control matters most.

Who this is for

  • People new to resistance training who want to build a foundation in the movement pattern
  • People who want to train the Hamstrings and secondarily adductors
  • People who have access to other equipment

Who this is NOT for

  • Anyone with acute pain in the joints or muscles involved, pain is a stop signal, not a soreness signal
  • People with unresolved injuries in the loaded joints, seek clearance from a physical therapist first
  • Anyone with a recent surgery, cardiovascular limitation, or pregnancy complication without physician clearance

Progression path

Once Chair Leg Extended Stretch feels comfortable with your current load, progress by (a) adding reps until you can complete 12+ per set, (b) increasing resistance by 2.5-5%, (c) moving to harder variations such as single-limb or longer lever versions, and eventually (d) stepping up to intermediate-level movements that train the same muscle.

Safety notes

  • Sharp or joint pain is a stop signal. Muscle soreness during sets is normal; pain is not.
  • Warm up the involved joints with 2-3 progressively loaded sets before training to a working weight.
  • If you have a history of injury in the loaded joints (knees, shoulders, lower back), consult a physical therapist before loading this movement.
  • General information only. Consult a physician or certified trainer before starting any new exercise program.

Other exercises that target the Hamstrings.

See all Hamstrings exercises.

Using the chair leg extended stretch

A beginner isolation movement for the hamstrings - here's how to put it to work.

  • Train the hamstrings 2–3 times a week with 48+ hours between hard sets; pair this with other hamstrings movements for balanced development. All hamstrings exercises
  • Match the load and rep range to your goal, strength, size, or endurance each call for a different scheme. Strength vs hypertrophy
  • As an isolation movement, use it to target the hamstrings directly after your compound lifts. Compound vs isolation

Form before load. If a movement causes sharp or joint pain, stop and substitute a safer alternative, this is general information, not medical or training advice.

Source: Free Exercise DB (CC0) + wger.de (AGPL), 2026 Free Exercise DB (CC0) + wger.de (AGPL), 2026

Data source: Derived from the public-domain Free Exercise DB (CC0) and wger.de (AGPL). Editorial framing (common mistakes, safety notes, audience guidance, progression path) is original to PlainExercise. See the methodology page.

Disclaimer: General information only. Not medical or personal-training advice. Consult a physician or certified trainer before starting any new exercise program.

Data as of: July 2026 (last ingest from source)

Every figure on PlainExercise is compiled from public exercise-science and biomechanics references, no number is typed in by an editor. Exercise data is compiled directly from the Free Exercise DB and wger.de, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.