AGONIST-ANTAGONIST RATIOS FOR SLOW CONCENTRIC ISOKINETIC MOVEMENTS*****

JOINT                          STRENGTH TRAINING                                                                                                                               RATIO

Ankle                   Plantar flexion/dorsiflexion (gastrocnemius, soleus/tibialis anterior)                                                            3:1

Ankle                   Inversion/eversion (tibialis anterior/peroneals)                                                                                                    1:1

Knee                     Extension/flexion (quadriceps/hamstrings)                                                                                                            3:2

Hip                       Extension/flexion (spinal erectors, gluteus maximus, hamstrings/iliopsoas,                                                1:1

                                                                    rectus abdominals, tensor fascia latae)

Shoulder              Flexion/extension (anterior deltoids/trapezius, posterior deltoids)                                                                  2:3

Shoulder              Internal rotation/external rotation (subscapularis/supraspinatus, infraspinatus, teres minor)          3:2

Elbow                    Flexion/extension (biceps/triceps)                                                                                                                             1:1

Lumbar spine     Flexion/extension (iliopsoas, abdominals/spinal erectors)                                                                                 1:1