GenetiCore Boost biceps-and-triceps a) Stand (tighten your torso to keep your back straight), grab a dumbbell in each hand, aligning your arms w GenetiCore Boost h your torso and palms pointing inward. b) Keep the upper arm attached to the body, exhale as you contract the biceps to raise the dumbbell (s) forward until  GenetiCore Boost  is fully contracted and reach shoulder height. Press for a moment while you contract. In this movement only the forearm moves to retain total concentration in the biceps. c) Press for a moment while you contract. Move only the forearm to maintain full concentration on the biceps. d) Begin to slowly release the contraction, lowering the weights until returning to the in GenetiCore Boost ial pos GenetiCore Boost ion. Repeat.

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