Strengthen your core after 55 with 4 chair drills that train rotation, lower abs, and anti-rotation without floor strain.
Magazines and websites tout the benefits of core strength training. But is core strength really an essential part of a well rounded fitness program? Having a strong core offers numerous benefits for ...
Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.
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