RSM-DTM-005
Written by Hironori Ikeda, MSc Sports Medicine
RSM International Academy · Chiang Mai, Thailand
What Should You Assess When the Pelvis or Knee Shifts During a Lunge?
A knee drifts inward or the pelvis turns as your client lowers into a lunge. Should you treat the front calf, the rear hip or neither? The visible shift helps locate the difficult phase, but it does not identify one tight muscle.
At RSM, I first mark both foot positions and compare what happens as the client lowers, pauses and rises. I then examine the front ankle and both hips before using palpation to choose a tissue layer.
This guide explains how to separate a stance adjustment from a relevant movement restriction, select purposeful deep tissue contact and judge the result in the original lunge.
In This Article
- What Should You Assess When the Pelvis or Knee Shifts During a Lunge?
- In This Article
- 1. Lunge Shift: Identify the Phase Before Choosing a Muscle
- 2. Lunge Anatomy: Front Calf, Hip Extensors and Rear Hip Flexors
- 3. Front Ankle or Rear Hip: Compare One Restriction at a Time
- 4. Deep Tissue Contact: Choose a Layer From Matching Findings
- 5. Re-test the Original Lunge: Separate Treatment From an Easier Setup
- Related RSM Clinical Blogs
- Study Deep Tissue Massage at RSM
1. Lunge Shift: Identify the Phase Before Choosing a Muscle
Begin with the version that causes difficulty. In a forward lunge, the client steps out, accepts load and returns; in a split squat, both feet remain in place. Watch the front knee and pelvis during lowering, the bottom position and rising, and ask when the familiar symptom appears.
Keep the feet, pelvis and trunk visible. Trunk inclination matters because it changes the demand placed on the lead leg; Farrokhi and colleagues found greater hip-extensor recruitment with a forward trunk lean. A different trunk position is therefore a different loading condition, not immediate evidence that the hip has been corrected.
I draw two foot lines before comparing anything. If a slightly wider stance improves balance, I record a setup response before considering massage. Recent trauma with inability to bear weight, marked swelling, locking, repeated giving way or progressive weakness changes the plan toward appropriate assessment.
2. Lunge Anatomy: Front Calf, Hip Extensors and Rear Hip Flexors
During lowering, the front ankle dorsiflexes as the tibia moves over the foot, while the hip and knee flex. The quadriceps, through the patella to the tibial tuberosity, help control knee flexion and extend the knee during rising. Gluteus maximus behind the hip contributes hip-extension force.
The soleus lies beneath gastrocnemius and reaches the heel through the Achilles tendon; its plantar-flexor action helps control forward tibial progression. At the rear hip, iliopsoas crosses anteriorly to flex the hip, while rectus femoris crosses both hip and knee. Hip extension combined with knee flexion changes the latter's length demand.
These relationships direct the comparison, not the diagnosis. If rear-thigh discomfort changes when the rear knee bends but the pelvis stays still, I examine that relationship before blaming the front hip. The medial adductors also influence hip position, but tenderness alone cannot show that they caused the shift.
3. Front Ankle or Rear Hip: Compare One Restriction at a Time
For the front ankle, compare a heel-down knee-to-wall test on both sides, keeping the foot direction and measurement method consistent. Note available dorsiflexion and symptom location. The test can track ankle motion reliably, but a smaller distance cannot by itself identify a short soleus or a restricted joint.
For the rear leg, use a supported split stance and compare comfortable hip extension without substituting lumbar extension or pelvic rotation. Shorten the split as a separate trial and observe whether the same anterior-hip symptom changes. Compare comfortable front-hip rotation if pelvic turning remains the main finding; do not force through groin pain.
Return to the marked lunge after each comparison. A heel-support response alongside limited dorsiflexion may justify examining the calf, but support also changes the task and does not prove a calf diagnosis. A sharp joint-like pinch or neurological symptoms calls for reassessment rather than deeper pressure.
4. Deep Tissue Contact: Choose a Layer From Matching Findings
Select one region only when movement findings and local examination agree. With a relevant calf complaint, support the leg and compare gastrocnemius with the deeper soleus using a comfortable knee position. Start with broad, graded contact and monitor symptoms; a firmer muscle does not automatically require more pressure. I return specifically to the front-leg tibial advance or rear-leg trailing position that caused difficulty. Improvement in one leg's supported movement does not answer the loading question in the other.
If the medial thigh is relevant, identify the adductor longus and sartorius relationships instead of pressing at an assumed midpoint. Wong and colleagues showed that a thigh-midpoint landmark did not locate the beginning of the adductor canal in their volunteers. That anatomical finding supports caution, not a universal depth for massage.
I avoid pursuing a deep anterior-hip target simply because the rear leg feels tight. An easier stance may call for movement practice, while local contact should remain tolerable and purposeful. Stop contact that produces electric, burning or spreading symptoms, and reconsider the examination rather than adding force.
5. Re-test the Original Lunge: Separate Treatment From an Easier Setup
After a brief trial of contact, return to the original lead leg, foot marks, trunk instruction, depth, pace and load. Compare when the knee or pelvis shifts, front-heel contact and the familiar symptom. Then repeat the regional measurement that led you to choose the tissue.
Keep a shorter split or extra support out of this final comparison unless those were present initially. Song and colleagues demonstrated that step length changes lower-limb mechanics during loaded split squats. Their study supports controlling setup; it does not establish an ideal lunge length for every client or show a massage benefit.
A useful response might be less pain with the same depth and steadier repetitions, even if some asymmetry remains. If only palpation feels easier, I do not call the lunge restored. Reconsider the initial hypothesis, use an appropriate graded movement plan or refer when the symptom pattern warrants it.
Related RSM Clinical Blogs
Browse all Deep Tissue Massage clinical guides
▷ Lateral Pelvic Shift: QL, Gluteals & Adductors — Deep Tissue Massage · Compare a sideways pelvic shift with gluteal, adductor and QL findings outside split stance.
▷ Knee or Pelvis Shifts During a Lunge: What to Check — Dynamic Posture Assessment · Explore stance, trunk and ankle comparisons for the same lunge pattern.
▷ Squat Shifts to One Side: Foot Pressure, Hip & Trunk — Dynamic Posture Assessment · Check whether the finding also appears when both legs share a squat.
Study Deep Tissue Massage at RSM
In the Deep Tissue Massage Course, connect anatomical landmarks and muscle layers with a reason for choosing contact. This lunge example shows why the front calf and rear hip need separate consideration.
Trigger Point Therapy provides RSM's starting foundation in clinical palpation and symptom-led tissue assessment. Dynamic Posture Assessment develops the movement-comparison skills needed to distinguish a setup change from a useful treatment response. Confirm the appropriate sequence and entry requirements with RSM.
View the course schedule · Ask about course suitability and registration
About the Author
Hironori Ikeda, MSc Sports Medicine
Hironori leads RSM International Academy in Chiang Mai, Thailand. His teaching connects functional anatomy, clinical palpation and kinetic-chain assessment with practical massage decisions.
Read Hironori’s professional background and teaching approach