Lumbar crunch
Lumbar - Glutes - Hamstrings - Rear Deltoid

- Lying face down.
- Stretch your arms and perform a lumbar contraction, so that both your feet and chest lift off the ground.
Sessions
Posture improvement
Beginner
Abs ∙ Obliques ∙ Upper Chest ∙ Lower Chest ∙ Biceps ∙ Triceps
GURAVAI chest, legs, core
Intermediate
Upper Chest ∙ Lower Chest ∙ Glutes ∙ Quadriceps ∙ Hamstrings ∙ Calves
Nuni Full Body Level 0
Beginner
Upper Chest ∙ Lower Chest ∙ Abs ∙ Obliques ∙ Glutes ∙ Quadriceps
Core at home
Intermediate
Abs ∙ Obliques ∙ Upper Chest ∙ Lower Chest ∙ Glutes ∙ Quadriceps
Medina Lumbar Reinforcement
Beginner
Full body
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Partial repetitions to front split
Hamstrings ∙ HipFlexors ∙ Quadriceps

Low traps pull
Lats ∙ RearDeltoid ∙ Triceps ∙ LowerTrapezius

Back lever
Lumbar ∙ Abs ∙ AnteriorDeltoid ∙ LowerChest ∙ Triceps

Straddle press with bent elbows
Triceps ∙ AnteriorDeltoid ∙ Lumbar ∙ UpperChest ∙ Serratus ∙ UpperTrapezius

Squat
Quadriceps ∙ Glutes ∙ Hamstrings ∙ Lumbar

Traps t-pull
ExternalRotators ∙ LowerTrapezius ∙ RearDeltoid ∙ SideDeltoid ∙ Triceps