The Twist I is an exercise that challenges the abdominal muscles and
arms and upper back.
Targeted muscles: abdominal muscles (rectus abdominis, oblique major and
transverse - rectus femoris - tensor fasciae lata - vastus lateralis - greatus
gluteus maximus and adductor longus - biceps femoris - deltoids
Benefits: stabilises the shoulder girdle - strengthens the obliques,
the lateral flexor muscles of the spine and the girdle
scapular. Stabilisation of the body.
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