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Ultra Running 101

Cory Smith

San Diego 100: 25 Years and a New Race Date

BJ Haeck, Co-RD
BJ Haeck, Co-RD

The silver edition of the San Diego 100 was run on May 1-2, and the new date, being a month earlier than when the race was traditionally run, brought cooler temperatures and high hopes for fast times.

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Budgeting for Cocodona

Mandie Holmes
Mandie Holmes

If you entered the Cocodona 250 lottery, you already know what the entry fee looks like. You saw the number, sat with it for a minute and then, signed up anyway — because some experiences are just worth it.

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Ultra Weekend Recap — May 17, 2026

Drew Dinan
Drew Dinan

This week’s ultramarathon race results include Cruel Jewel, Tillamook Burn, Massanutten, and Superior Spring Trail Race.

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One More Loop: The Relentless Rise of the Backyard Ultra

Shalini Bhajjan
Shalini Bhajjan

From Gary Cantrell’s humble backyard in Tennessee, the Backyard format has exploded into one of the most influential movements in modern ultrarunning. Backyard Ultras now appear in small towns and major cities all over the world and are designated as national championships and international team competitions.

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Heat Training: Optimization, Not Maximization

Cliff Pittman
Cliff Pittman

The logic goes like this: if heat acclimation improves performance in the heat, I should do as much heat training as possible before heading into a race. This way of thinking leads to athletes training in heat suits for long efforts, stacking thermal stress on top of training stress and grinding through degraded workouts in the name of being heat-adapted.

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Ultra Weekend Recap — May 10, 2026

Drew Dinan
Drew Dinan

Cocodona 250 race results plus Ice Age Trail 50, Quad Rock 50, and Quicksilver ultramarathon results.

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A roundup of the week's content and race results. Sent every Thursday.

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  • Podcast
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    • Map View
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