Brown Family Sports Articles

Field notes, filed with intent.

A living dossier from the Brown Family Sports network: evidence-backed field notes on endurance, physiology, and racing smarter — each one written for beginner, intermediate, and advanced runners.

A stylised VDOT performance-profile curve across race distances

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The Running Performance Profile

Your VDOT isn't one number — it's a curve across distances. Read your speed↔endurance skew, see which kind of athlete you are, and pin every training pace to the shape. With a drag-to-reshape interactive.

Training Science Interactive Calculator
A warm summer sun over a heat-hazed gradient

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Training in the Heat

Heat isn't only a race-day tax — it's a stimulus you can bank. How to earn acclimatization, gut-train under stress, and get more from an easy run, without wrecking your quality sessions or courting injury.

Performance Health 3 levels
A runner in a black tee and race bib holding form on a sun-baked Okanagan road, mountains behind

Field note 03

The 35 °C Tax

At 35 °C, goal pace doesn't cost you at 5k — it lends you the performance. The ledger of stress debt you sign for invisibly: falling blood volume, rising heart rate, and the gut, kidney and core-temperature reserves you spend without feeling it.

Performance Health Field note Calculator
A lead runner racing shirtless on a sunny road in the summer heat

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Heat, Humidity & Weight

Your goal pace on a hot, humid day is a trap. The physiology of evaporative cooling, body mass, and cardiovascular drift — and why you have to actually run slower, from the gun.

Performance Health 3 levels Calculator
Backyard ultra runner after completing 12 yards and more than 50 miles

Case file 01

How Ultra Running Cured Cancer

Ultra running puts youngness under load: reserve capacity, stress, metabolism, and the dose that turns damage into adaptation.

Performance Health 3 levels