Lying Hamstring
Lying Hamstring is a expert strength movement that trains the Hamstrings along with calves. It requires other. There are 0 known variations and 8 peer exercises that target the same primary muscle.
- 1 of 9 exercises targeting the Hamstrings
- Level: expert
PlainExercise cross-links 0 variations and 8 peer exercises sharing the same primary muscle.
What the Lying Hamstring Data Reveals
Lying Hamstring is classified in the PlainExercise database as a expert-level strength movement with a static force profile, primarily training the Hamstrings with secondary engagement of the calves. The canonical form requires other, 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 Lying Hamstring yet; the canonical form is the documented path. The documented execution runs 3 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
Exercise profile
| Attribute | Value |
|---|---|
| Difficulty | expert |
| Mechanic | — |
| Force | static |
| Equipment | other |
| Category | stretching |
| Primary muscle | Hamstrings |
| Secondary muscles | 1 |
| Variations available | 0 |
Source: Free Exercise DB (CC0); profile derived per exercise record.
Force Type
Static
general
Difficulty
Expert
strength
Variations
0
equipment swaps
Muscles
2
primary + secondary
Muscle recruitment breakdown
Hamstrings is the prime mover at roughly 70% of total recruitment
1 secondary muscle share the remaining load
Classified as expert difficulty
Muscle activation profile
Relative recruitment between the primary mover and secondary stabilizers.
Method: muscle counts from Free Exercise DB; relative-share normalization. Not EMG-derived — actual activation varies by load and form.
Exercise intensity context
Where Lying Hamstring falls relative to other common exercises on the MET intensity scale.
MET estimate based on exercise level classification. Actual MET varies by intensity and individual.
How to do it
- Lie on your back with your legs extended. Your partner should be kneeling beside you. Raise one leg up towards the ceiling and have your partner hold the ankle. Your partner can use their shoulder to brace your leg if necessary. This will be your starting position.
- With your partner holding your leg in place, attempt to flex the knee, contracting the hamstrings for 10-20 seconds.
- Then relax your leg, allowing your partner to gently push the leg towards your head. Be sure to inform your helper when the stretch is adequate to prevent injury or overstretching. Switch sides once complete.
Common mistakes
- Rushing through reps — controlled tempo (2-3s down, 1-2s up) is what drives muscle tension, not raw speed.
- Partial range of motion — moving the joint through its full safe range is what most reliably separates effective from wasted reps.
- Using momentum instead of muscle — isolation movements like Lying Hamstring 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
- Experienced trainees who can load the movement safely and have mastered the progression ladder below
- People who want to train the Hamstrings and secondarily calves
- People who have access to other
Who this is NOT for
- Anyone with acute pain in the joints or muscles involved — pain is a stop signal, not a soreness signal
- Complete beginners — start with the progression ladder below and build the pattern before loading it
- Anyone with a recent surgery, cardiovascular limitation, or pregnancy complication without physician clearance
Progression path
At this stage, progress comes from refining technique, reducing rest between sets, and periodizing intensity across training cycles rather than chasing heavier loads.
See the Progression guide for a full framework on when to advance, and the Compound vs Isolation guide to decide when to prioritize this movement in your program.
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.
- This is an advanced movement. It should be loaded only after you have mastered the intermediate progression, ideally with supervision.
- General information only. Consult a physician or certified trainer before starting any new exercise program.
Related exercises
Other exercises that target the Hamstrings.
See all Hamstrings exercises.