How do you guys pereodize your training?

What is the best shoes for jumping?

Does anyone have any experience with healing back pain? I got rid of it lately after strength training my back and doing the McGill big 3 but it came back when I suddenly landed in a bad position with my back very hyperextended. It hurts in my left tailbone

My name is Luke, I play volleyball, and currently have a 40 inch vertical.

Hello, I'm Daniel. I play volleyball, as an undersized outside hitter aspiring to be the best having a huge vertical is absolutely necessary. I hope to increase my knowledge and be able to help others here.