Dehydration for long-distance wheel driving

Hydration status affects mood state and pain sensation during ultra-endurance cycling In laboratory studies, it was postulated that dehydration influences the mood situation. In a field study with 119 cyclists, which drove over 161 km, it was investigated whether there could be a connection between dehydration and mood.

It clearly showed that dehydrated drivers suffered from more fatigue and pain than non-dehydrated drivers. The interesting work can be found under https://pubmed.ncbi.nlm.nih.gov/25793570/

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Unexpected intoxication

Not more than 1/16 of a coffee spoon, otherwise it will be dangerous! In a case report in ‘Swiss Medical Forum’, a 36-year-old man described which has taken a caffeine-containing product.

The doctors came to the conclusion that he has suffered a heavy caffeine monointoxication. In the extreme dining area - if the competitions go over days and nights - athletes and caregivers want to distribute the fatigue with caffeine. It is very worth reading the article and see what can happen if you get too much caffeine, see https://www.medicalforum.ch/docs/smf/2015/12/en/smf-02223.pdf

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Performance development in older athletes

Greater progression of athletic performance in older Masters athletes In recent years, fewer world records have been achieved in sports. On the other hand, the number of older athletes increased and their achievements were getting better.An American group examined the performance development over 100 m running, 400 m running and 100 m swimming from 1975 to 2013 for age-class athletes on world class levels.Over 100 m walk showed no improvement in the recent (fastest) group, but the times in the older age groups were getting better.

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Hyponatriämie bei River Rafting

Three Cases of Severe Hyponatremia During a River Run in Grand Canyon National Park An American group has described three cases of hyponatremia at River Rafting. Three women have fed too much liquid because they meant to suffer dehydration in the longer stress.All three women had to be hospitalized and intensive care. In contrast to the stress-associated hyponatremia, there were no physical stresses here and yet there was a hyponatremia.

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Case report of 'Catalina Channel Swim

Cardiovascular and Perceptual Responses to an Ultraendurance Channel Swim: A Case Study Mostly you know the swimming in the English Channel between England and France if you think of canal swimming. But there is also the ‘Catalina Channel’ in California, where a comparable channel swimming takes place.An American group has accompanied a swimmer over the 32.2 km and studied heart rate, water temperature, air temperature, speed and contemporary.

Although the effort became increasingly strong, the speed was constant. All interesting numbers can be read below https://pubmed.ncbi.nlm.nih.gov/25819111/

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Digestive complaints at ultra skills

Gastrointestinal distress is common during a 161-km ultramarathon. An American group has studied the aspect of digestive complaints in finishers on 100 miles, Western States Endurance Run ‘. With 272 runners (71% of the finishers) a questionnaire could be collected.Amazingly, 96% of the runners to have suffered complaints in the field of digestive tract suffered. In around 44% of the finishers, the complaints were eligible, leaving around 86% of nausea.

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Where do the best 100-miles runners come from?

Participation and performance trends in 161km ultra-marathons in terms of nationality – a retrospective data analysis of worldwide participation from 1998-2011 In long-haul runs, the East African runner is known to dominate the marathon track.In ultra-sipe, the best runners are over 100 km from Japan.The 100 miles are performed mainly in the USA. We now examined from the period from 1998-2011 how the performance developed over 100 miles relating to the nationality of the runners.In the said period, the number of runners from North America, Europe and Australia increased.Most runners (84%) came from the USA.

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NURMI-Study

NURMI-Studie Step 3 Today on March 1, 2015, the Nurmi main study starts with STEP 3 and goes to the target straight line with just under 2,300 participants. From today, the Nurmi runners start with STEP 3 in the Nurmi running season and finish their running events about half marathon or marathon distance. All information about Nurmi-Study can be found on the Nurmi website under https://www.nurm-study.com/about

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