Ditch endless crunches. Try 4 bodyweight moves that target lower abs, improve posture, and strengthen your core after 40.
FITNESS SOCIAL MEDIA is a firehose of dumb workout advice—specifically for ab training. From five-minute core workouts to ...
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How to Do the Perfect Crunch
The crunch is a classic ab exercise. It’s also pretty straightforward: Lie on your back with your knees bent and feet flat on the floor, contract your abdominals, and lift your shoulders, neck, and ...
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