Home Blog Coop DeRenne

Blog

October 2, 2025October 2, 2025

Conventional wisdom posits that power improves with age. It suggests slugging prowess is a rare skill that ages well, becoming ...read more

4 Likes | 0 Comments

September 22, 2025September 24, 2025

In each recent season we have witnessed a trendy pitch proliferate pro baseball. We saw the sweeper spread across baseball ...read more

0 Likes | 0 Comments

September 11, 2025September 11, 2025

There have been only two instances of a major league pitcher reaching 120 pitches in a game since the start ...read more

3 Likes | 0 Comments

September 5, 2025September 5, 2025

This is the final installment of our four-part series detailing the elements of the speed training program we implemented with ...read more

0 Likes | 0 Comments

Coop DeRenne

December 28, 2016May 16, 2022

A common criticism of training using overload/underload implements is that training using weighted balls only trains arm speed, and that ...read more

5 Likes | 0 Comments