Adductors beginner isolation

Side Lying Groin Stretch

A beginner isolation movement that trains the adductors.

Force Type

Static

isolation

Difficulty

Beginner

isolation

Variations

0

equipment swaps

Muscles

2

primary + secondary

The verdict

Side Lying Groin Stretch has 3-step instructions, documented to a similar depth as most of the 13 adductors exercises PlainExercise catalogues.

Ranked against the 13 adductors exercises PlainExercise currently catalogues, not the full exercise-science literature.

Catalog lens

Two ways this record sits in the source corpus

These are placement measures for the documented record, not a score for exercise quality, safety, or suitability.

Instruction steps

#742 of 868

3 numbered source steps; the longest instruction list ranks #1.

Instruction text

#680 of 868

A separate character-length placement prevents step count from standing in for explanatory detail.

How PlainExercise computes exercise placement

Adductors

Side Lying Groin Stretch is a beginner isolation movement that trains the Adductors along with hamstrings. There are 0 known variations and 8 peer exercises that target the same primary muscle.

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

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

What the Side Lying Groin Stretch Data Reveals · DOC · STATIC/ISOLATION

Side Lying Groin Stretch opens on force profile: a STATIC isolation pattern for adductors, force direction is the first filter on this floor-level record.

3 steps sit in the lower third (< 4), a thin upstream record where taxonomy badges carry most of the page identity.

Side Lying Groin Stretch is classified as a beginner-level isolation movement with a static force profile, primarily training the Adductors with secondary engagement of the hamstrings. The canonical form is bodyweight-only in the stretching category. Within the adductors cohort, 9 catalogued movements share the primary target; no alternate-equipment variations are catalogued yet.

Context matters: taxonomy (level, mechanic, force, musculature, equipment) does not account for individual biomechanics, joint history, or recovery. Common-mistake framing below is derived from classification fields, not case-specific coaching. Not medical or personal-training advice. Consult a physician or certified trainer before starting, especially with injuries, cardiovascular conditions, recent surgery, or pregnancy.

Exercise profile

Profile attributes for Side Lying Groin Stretch
Attribute Value
Difficultybeginner
Mechanicisolation
Forcestatic
Equipmentnone
Categorystretching
Primary muscleAdductors
Secondary muscles1
Variations available0

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

Side Lying Groin Stretch catalog footprint

Among 13 exercises whose primary muscle is adductors, Side Lying Groin Stretch ranks #1 by catalogued variation count (0 listed heres). The upstream file attaches 2 images to this slug. See the step-count ranking for adductors for peer documentation depth.

Muscles worked

According to the Free Exercise DB classification, Side Lying Groin Stretch trains the adductors 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 Adductors
Also worked (1)
hamstrings
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. Side Lying Groin 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. Start off by lying on your right side and bend your right knee in front of you to stabilize the torso.
  2. Rest your head on your right hand or shoulder. Lift your left leg upward and hold it by the back of the knee (easier) or the foot (harder).
  3. Pull your left knee in toward your left shoulder and simultaneously press your foot or knee down to the floor. To intensify this stretch, straighten your left leg. Switch sides.

Common mistakes

  • Rushing through reps before the pattern is grooved - at this stage, a slow, controlled tempo (2-3s down, 1-2s up) on Side Lying Groin Stretch teaches the nervous system the movement far faster than speed does.
  • Cutting the range of motion short - moving the adductors through its full safe range on Side Lying Groin Stretch is what most reliably separates effective reps from wasted ones.
  • Using momentum instead of muscle, isolation movements like Side Lying Groin 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, brace and inhale during the lowering phase, exhale on the exertion.

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 Adductors and secondarily hamstrings
  • People training at home without equipment

Who this is NOT for

  • People hunting equipment swaps, PlainExercise lists 0 catalogued variations for Side Lying Groin Stretch; browse 8 peer adductors exercises for alternate patterns instead.
  • 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 Side Lying Groin 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 · BODYONLY · STATIC/ISOLATION · FLOOR

  • On STATIC/ISOLATION adductors work, warm up 5–10 minutes before loading Side Lying Groin Stretch; keep first sets light until the path feels automatic.
  • Sharp or joint pain is a stop signal. Muscle soreness during sets is normal; pain is not.
  • Beginners on BODYONLY gear: cut volume before cutting form, drop a set rather than rush reps.
  • General information only. Consult a physician or certified trainer before starting any new exercise program.

Nationwide exercises with similar documentation depth

Two Free Exercise DB peer sets for Side Lying Groin Stretch, drawn across all muscles (not the adductors-only related list below). Each metric produces a different neighborhood.

Other exercises that target the Adductors.

See all Adductors exercises.

Using the side lying groin stretch

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

  • Train the adductors 2–3 times a week with 48+ hours between hard sets; pair this with other adductors movements for balanced development. All adductors 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 adductors 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) open exercise catalogue, 2026.

Exercise composition and corpus terciles computed by PlainExercise from catalogued records; see the methodology page.

Disclaimer: General information only. Consult a physician or certified trainer before starting any new exercise program.

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