Seated barbell twist. An isolation pull exercise. Muscles worked: Internal and External Obliques, Psoas Major, Iliocastalis Thoracis, Iliocastalis Lumborum, and Quadratus Lumborum. Also called the seated barbell oblique twist.
High reverse plank. An isolation push exercise. Muscles worked: Gluteus Maximus Stabilizers: Erector Spinae, Hamstrings, Rectus Abdominis, Obliques, Posterior Deltoid, and Lateral Deltoid. Muscles are exercised isometrically.
The diamond push-up on knees is a brilliant beginner exercise for triceps development. Synergists include the pectoralis major and anterior deltoid.
30 Day Push Up Challenge Fitness Workout - 30 Day Fitness Challenges by Gilesmomof3
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