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Training

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Open water as art

The science of swimming will make you fast in the pool. It’s the art of swimming that makes you fast in the open water.

The muscles used in freestyle

In running you cannot think about the muscles like you can in swimming—in fact it is just the opposite.

Ascending

Climbing on a bike is magnetic, but magnetism is a force variously attractive or repellent. Here's how to make the force "be with you."

Descending

This popular tutorial on descending was first written in 2000 and has been reworked and updated for today.

The Mathematics of Race Fueling

When you’ve got no feed in the stable you can’t ride your horse to town.

Intro to Power

This is the first of monthly installments on the physics of bike riding, with an emphasis on training and racing using power meters. We'll present our first two intro-to-power articles back-to-back.

Swimming Induced Pulmonary Edema (SIPE)

This little-known condition often affects highly-trained athletes, and is often misdiagnosed as congestive heart failure. Read triathletes' first-hand accounts, along with the etiology and preventive measures.

Aerobic points system

There's an aerobic value to your training, a conversion to a common currency allowing you to determine the relative worth of our workout.

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