Ground Force. This is a major key to your arm strength because it’s driving from your legs and your legs are everything in a throw. Can you produce ground force and turn it into rotational force. Having a strong base is super important 

Rotational Force. This is your hip and core drive. Rotational force is based on how explosive you can be from your hips and how much stability you have in your core.

You need to workout those muscles that activate ground force and rotational force. Your legs and your core. If you want a 4 Week Workout plan to help your arm get stronger, click below ⬇️ https://www.firstdowntraining.com/product-page/4-week-arm-strength-quarterback-workout-plan