Jukka Viljanen
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Jukka Viljanen

About Jukka Viljanen

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But we are proud to say that Jukka Viljanen contributed 5450 entries already.

Entries by Jukka Viljanen

Interview / haastattelu

December 17, 2025 in Uncategorized /by Jukka Viljanen

I was interviewed by a newspaper on Tuesday. Right at the start, the journalist asked the worst possible question: why? Why do you run in so-called extreme conditions? Even though I’ve heard that question probably hundreds of times, I still don’t know how to answer it. Is it simply that you don’t learn anything from […]

RED-S

December 16, 2025 in Uncategorized /by Jukka Viljanen

RED-S (Relative Energy Deficiency in Sport) is a condition affecting athletes in which energy intake is insufficient relative to the energy required for training and daily living, leading to impairments in multiple bodily functions and reduced performance. It replaces the older concept of the “female athlete triad” because the effects extend much more broadly and […]

Mr. Young

December 15, 2025 in Uncategorized /by Jukka Viljanen

Here is the story of Cliff Young, an Australian farmer who ran a legendary ultramarathon wearing unusual gear—and made history in the process: Albert “Cliff” Ernest Clifford Young (1922–2003) was a traditional Australian potato farmer from Beech Forest in the state of Victoria. He was not part of the professional running world, yet he became […]

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