These simple overcoming isometric exercises effectively work the abdominals and obliques without endless tedious repetitions or boring core workouts.

Isometric training resources:
My Book Overcoming Isometrics: https://amzn.to/2ZiC5lP

Worldfit Isotrainer: https://bit.ly/3mJfbvS

Draong Door Isomax: https://tinyurl.com/2pg48q3g

Bullworker Isoflow: https://cutt.ly/FFWbcZ6

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