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Tom Jenkinson

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Swimming-Induced Pulmonary Edema (SIPE)

Apr 12, 2026

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8 min read

Swimming-Induced Pulmonary Edema (SIPE)

What Open-Water Athletes Need to Know

Tom Jenkinson
Tom Jenkinson
Rotation, Shoes, and the Physics of Swimrun

Apr 5, 2026

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12 min read

Rotation, Shoes, and the Physics of Swimrun

Why the mechanics of no-gear swimming break down when you add a pull buoy, paddles and shoes

Tom Jenkinson
Tom Jenkinson
The Shift

Mar 29, 2026

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6 min read

The Shift

Autonomic Fitness: The Gearbox of Performance

Tom Jenkinson
Tom Jenkinson
When Systems Outgrow Their Language

Mar 22, 2026

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12 min read

When Systems Outgrow Their Language

What French training, Western endurance culture, and modern physiology reveal about speed

Tom Jenkinson
Tom Jenkinson
The Threshold Paradox

Mar 15, 2026

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13 min read

The Threshold Paradox

Why "Hour Power/Pace" is a Myth

Tom Jenkinson
Tom Jenkinson
CSS Calculation

Mar 8, 2026

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5 min read

CSS Calculation

Go Deeper: Testing, Data Points, and What D' Can Tell You

Tom Jenkinson
Tom Jenkinson
CSS May Not Be What You Think It Is

Mar 1, 2026

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8 min read

CSS May Not Be What You Think It Is

Why your test number can feel wrong (and how to use it properly)

Tom Jenkinson
Tom Jenkinson
Progressive Overload in Swimming

Feb 22, 2026

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10 min read

Progressive Overload in Swimming

Why Efficiency Beats Effort in the Water

Tom Jenkinson
Tom Jenkinson
Sleep & Recovery for Endurance Athletes

Feb 15, 2026

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5 min read

Sleep & Recovery for Endurance Athletes

Part 2 — The Performance Variable

Tom Jenkinson
Tom Jenkinson
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