Here is a post I was featured in about how to get over your fear of the box jump:).
https://blog.goodlifefitness.com/article/beat-the-box-jump
Interested in a fitness/wellness consultation or have some questions about nutrition and your current fitness program? Join any of my groups online (Facebook) and/or pick up my book, How to be Fit for Life - Eight Proven Steps to Reaching Your Fitness Goals, Getting Results, and Living the Fitness Life for more help with your fitness journey. And please feel free to contact me and I'd be happy to answer any questions you may have:).