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Fred Duncan
@Fred__Duncan
High-speed running and sprinting are essential parts of most field sports, but they also carry injury risk. It’s influenced by how often you sprint, intensity, your training history, and your physical preparation.

This infographic breaks down findings from Malone et al. (2018),
Thread image
Fred Duncan
@Fred__Duncan
showing that large spikes in sprint volume and poor aerobic fitness increase can increase injury risk… while moderate sprint exposure, higher chronic workloads, and better fitness can reduce it.

Your job isn’t to manage athletes away from sprinting/intensity, it’s to prepare
Fred Duncan
@Fred__Duncan
them to do it, and tolerate it.

That’s exactly what my programs are designed to do.

✅ Build speed
✅ Improve sprint specific outputs
✅ Raise your ceiling and your fitness

My brand new speed program + 70+ page ebook drops this week. It’s the most detailed product I’ve ever
Fred Duncan
@Fred__Duncan
released.

Last chance to grab the older programs on sale. Some are being retired for good. Link in bio.

fredduncantraining.com/product/the-ar…
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