Building muscle with isometrics isn't hard, but there are a few ways you can levelup your training to make it safer and more effective.

isometric resources:
Overcoming isometrics book on Amazon: https://amzn.to/2ZiC5lP
Isometrics book on PDF: https://reddeltaproject.com/rdpbooks...

Worldfit Isometric equipment: https://bit.ly/3mJfbvS
Dragondoor Isomax equipment: https://tinyurl.com/2pg48q3g
Bullworker Isometric Equipment: https://cutt.ly/FFWbcZ6

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