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This manual is not just another book about Abs. This manual is unique because it incorporates three separate segments - Posture, Abs and Core - into a functional whole. Only if you develop all three segments equally will you get the best possible results.
This manual is not just another book about Abs. This manual is unique because it incorporates three separate segments - Posture, Abs and Core - into a functional whole. Only if you develop all three segments equally will you get the best possible results.
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