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This 30-Day Abs Challenge Strengthens And Sculpts Your Core In Only 5 Minutes A Day
Start standing at back of mat ... I've designed this 30-day abs challenge to ensure you never get bored while sculpting and strengthening your core in as little as five minutes per day.
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Forget sit-ups—this standing abs routine targets all parts of your core with just three exercises
How to do Britany Williams' standing core routine ... Repeat for three rounds, taking 20-30 seconds of rest between rounds. Choose exercises that both challenge your core and where you're ...