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How To Do An ALTERNATING SINGLE LEG JACKKNIFE | Exercise Demonstration Video and Guide
The Alternating Single Leg Jackknife is an excellent exercise that targets the abs. In this variation, we’re keeping both legs elevated. This places even more tension on the abs, thus making it a harder variation of the single leg jackknife. To get started: 1. Lie down on the floor on your back with both legs straight and elevated off the ...
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⏱️ 5-Move Ab Killer! Build a stronger core, fast. This quick core day routine targets every part of your midsection. Master the Alternating Jackknife and feel the oblique fire from those Russian Twists! Finish strong with Suitcases and Flutter Kicks. Tag a friend who needs this! #coreday #absworkout #quickworkout #abs #fitnessmotivation
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