Crunches, curls and sit-ups may be standard workout fare in gyms, basements and living rooms across the land.
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To tone your core, start with your back first
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Crunches, curls and sit-ups may be standard workout fare in gyms, basements and living rooms across the land.
Visit link:
To tone your core, start with your back first
Tagged with: living-rooms news sit-ups-may standard-workout