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Abs Week 2015! Core-Crushing Combo #5

Abs Week 2015! Core-Crushing Combo #5

Men's Health - By The Editors of Men's Health

Consider this your core’s grand finale workout. Go out with a bang We’re ending Abs Week 2015 with a real core-scorching duo: the hollow-body hold and the hollow-body chinup. The chinup is one the best abs exercises, but most guys don’t realize that because they’re doing it wrong, says Men’s Health …

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