Speed doesn’t exist in a vacuum and neither do the other biomotor...
Fred Duncan@Fred__Duncan
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Jul 06, 2025
~1 min read
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Speed doesn’t exist in a vacuum and neither do the other biomotor abilities.
Too often we compartmentalize qualities like strength, power, and endurance without acknowledging their overlap.
sprinting, running, and jumping are forms of strength training. They involve high forc
Too often we compartmentalize qualities like strength, power, and endurance without acknowledging their overlap.
sprinting, running, and jumping are forms of strength training. They involve high forc
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es, progressive overload, and adaptation, just like lifting.
Speed can influence endurance (via speed reserve), just like endurance supports repeat sprint ability. Sprinting also builds power and elasticity. High speed exposures are high output force training.
The point?
Speed can influence endurance (via speed reserve), just like endurance supports repeat sprint ability. Sprinting also builds power and elasticity. High speed exposures are high output force training.
The point?
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These traits aren’t isolated. They’re interconnected. The better you understand that, the better you can train.
All of my speed programs are on sale this weekend for the 4th of July, use code USA
I’m also halfway done writing a new speed eBook that dives deep into the what,
All of my speed programs are on sale this weekend for the 4th of July, use code USA
I’m also halfway done writing a new speed eBook that dives deep into the what,
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why, and how of speed development. Hoping to drop it next month.
fredduncantraining.com/product/the-ar…
fredduncantraining.com/product/the-ar…