MOBILITY/STRETCH, MUSCLE ACTIVATION/STRENGTH, CORE, • 2/13/25 LOW BACK EXTENSION (STANDING) Previous LOW BACK EXTENSION (SEATED) Next REVERSE CLAMSHELL (SIDE-LYING) You Might Also Like 4-WAY ANKLE CLAMSHELL (SIDE-LYING) LOW BACK EXTENSION (SEATED) CALF RAISES (MULTIPLE OPTIONS) SHOULDER ISOS (WALL PRESS - ALL DIRECTIONS)
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