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Excerpt — Waterlogged

Thirst as a Signal for Fluid Intake

"As to the taking of stimulants during the race, I will say that I know from actual experience that the full [marathon] race can be covered in creditable time without so much as a single drop of water being taken or even sponging of the head—I have done it myself. This of course is when in perfect trim."

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Making sense of why runners collapse

Why would anyone expect the symptom of thirst to be present in collapsed runners? Thirst is such a powerful urge that any thirsty marathon runner suffering from dehydration during a race will simply stop at the next refreshment station and drink until her thirst is slaked. Simple.

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Seven clear symptoms of Exercise-Associated Hyponatremia

Having established how much and what endurance athletes should drink to optimize health and performance, we now turn to the defining characteristics of EAH and EAHE.

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Introduction ' A change in view of hydration

Marathon runners were not alone in this belief. Cyclists in the race that was considered the ultimate physical challenge—the Tour de France—were advised similarly: “Avoid drinking when racing, especially in hot weather. Drink as little as possible, and with the liquid not too cold. It is only a question of will power.

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