3-Minute Abs Circuit For a Better Six Pack

I have found a way of training the abs as hard as possible in only 3 minutes. You could try different abdominal exercises with the following method but my favourite way to do this circuit is to do 3 lower abdominal type exercises back to back. You get an unbelievable burn in your six-pack during this circuit, it is more difficult and beneficial for working the abs then the standard approach of doing a set and resting and repeating.
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