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  1. Article

    Open Access

    Analysis of over 1 million race records shows runners from East African countries as the fastest in 50-km ultra-marathons

    The 50-km ultra-marathon is a popular race distance, slightly longer than the classic marathon distance. However, little is known about the country of affiliation and age of the fastest 50-km ultra-marathon ru...

    Katja Weiss, David Valero, Elias Villiger, Mabliny Thuany in Scientific Reports (2024)

  2. No Access

    Article

    Mental Health in Ultra-Endurance Runners: A Systematic Review

    Among ultra-endurance runners (UER), the mental, behavioral, and physical demands of training/competition can result in maladaptive outcomes. Mental health issues are common in athletes and can impact psycholo...

    Mabliny Thuany, Carel Viljoen, Thayse Natacha Gomes, Beat Knechtle in Sports Medicine (2023)

  3. Article

    Open Access

    Elderly female ultra-marathoners reduced the gap to male ultra-marathoners in Swiss running races

    Recent studies showed that female runners reduced the performance gap to male runners in endurance running with increasing age and race distance. However, the investigated samples were generally small. To inve...

    Beat Knechtle, Anja Witthöft, David Valero, Mabliny Thuany in Scientific Reports (2023)

  4. Article

    Open Access

    The Relative Importance of Training and Social Support for Runners’ Performance: A Cross-Sectional Study

    Running participation/performance is a complex system. Understanding the variables associated with these behaviors may help to increase population physical activity and improve performance. This study aimed to...

    Mabliny Thuany, Douglas Vieira, Henrique de Paula in Sports Medicine - Open (2023)

  5. Article

    Open Access

    A macro to micro analysis to understand performance in 100-mile ultra-marathons worldwide

    The purposes of this study were (i) to describe differences in participation in 100-mile ultra-marathons by continent; (ii) to investigate differences in performance between continents; and (iii) to identify t...

    Mabliny Thuany, Katja Weiss, Elias Villiger, Volker Scheer in Scientific Reports (2023)

  6. Article

    Open Access

    Relationship between running performance and weather in elite marathoners competing in the New York City Marathon

    It is well known that weather and pacing have an influence on elite marathon performance. However, there is limited knowledge about the effect of weather on running speed in elite marathoners. The aim of the p...

    Katja Weiss, David Valero, Elias Villiger, Mabliny Thuany, Ivan Cuk in Scientific Reports (2022)

  7. Article

    Open Access

    The Effects of Sex, Age and Performance Level on Pacing in Ultra-Marathon Runners in the ‘Spartathlon’

    Pacing has been investigated in different kinds of ultra-marathon races, but not in one of the toughest ultra-marathons in the world, the ‘Spartathlon’.

    Beat Knechtle, Ivan Cuk, Elias Villiger, Pantelis T. Nikolaidis in Sports Medicine - Open (2022)

  8. No Access

    Article

    Authors’ Response to: Comment on: “Potential Long-Term Health Problems Associated with Ultra-Endurance Running: A Narrative Review”

    Volker Scheer, Nicholas B. Tiller, Stéphane Doutreleau, Morteza Khodaee in Sports Medicine (2022)

  9. Article

    Potential Long-Term Health Problems Associated with Ultra-Endurance Running: A Narrative Review

    It is well established that physical activity reduces all-cause mortality and can prolong life. Ultra-endurance running (UER) is an extreme sport that is becoming increasingly popular, and comprises running ra...

    Volker Scheer, Nicholas B. Tiller, Stéphane Doutreleau, Morteza Khodaee in Sports Medicine (2022)

  10. No Access

    Article

    Recommendations on Youth Participation in Ultra-Endurance Running Events: A Consensus Statement

    Participation in ultra-endurance running (UER) events continues to grow across ages, including youth athletes. The 50- and 100-km are the most popular distances among youth athletes. Most youth athletes are be...

    Volker Scheer, Ricardo J. S. Costa, Stéphane Doutreleau, Beat Knechtle in Sports Medicine (2021)

  11. No Access

    Chapter

    Track and Field

    Track and field (athletics) encompasses a variety of Olympic sports including throwing events, jum** events, sprints, and middle-/long-distance running. Each individual sport carries an inherent risk of inju...

    James Thing, Volker Scheer in Sports-related Fractures, Dislocations and Trauma (2020)

  12. No Access

    Chapter

    Ultramarathon and Ultra-endurance Sports

    Ultramarathon and ultra-endurance events have seen increasing popularity over the last few years. Due to long durations of exercise in training and competition, these activities put extreme demands on the huma...

    Volker Scheer, Martin D. Hoffman in Sports-related Fractures, Dislocations and Trauma (2020)

  13. Article

    Open Access

    The Impact of Gastrointestinal Symptoms and Dermatological Injuries on Nutritional Intake and Hydration Status During Ultramarathon Events

    Debilitating gastrointestinal symptoms (GIS) and dermatological injuries (DI) are common during and after endurance events and have been linked to performance decrements, event withdrawal, and issues requiring...

    Ricardo J. S. Costa, Rhiannon Snipe, Vera Camões-Costa in Sports Medicine - Open (2016)

  14. Article

    Open Access

    Water and sodium intake habits and status of ultra-endurance runners during a multi-stage ultra-marathon conducted in a hot ambient environment: an observational field based study

    Anecdotal evidence suggests ultra-runners may not be consuming sufficient water through foods and fluids to maintenance euhydration, and present sub-optimal sodium intakes, throughout multi-stage ultra-maratho...

    Ricardo JS Costa, Ana Teixeira, Luis Rama, Abigail JM Swancott in Nutrition Journal (2013)

  15. No Access

    Chapter

    Roadside Measurements of Traffic Emissions from Motorway BAB 656 in Heidelberg with Emphasis on Particles

    Particles in the atmosphere originate either from direct emissions (primary aerosols) or from gas to particle conversion of gaseous compounds in the atmosphere (secondary aerosols). Atmospheric particles are i...

    Elisa Rosenbohm, Volker Scheer, Rainer Vogt in Global Atmospheric Change and its Impact o… (2002)

  16. No Access

    Chapter

    Gas—Liquid Interactions

    The uptake of NO2 and N2O5 by deliquescent NaCl aerosol is investigated in an aerosol smog chamber. While the slow uptake of NO2 leads to HONO in the gas phase (instead of NOC1), the fast uptake of N2O5 leads to ...

    Wolfgang Behnke, Manfred Elend in Heterogeneous and Liquid Phase Processes (1996)

  17. No Access

    Chapter

    Production of a photolytic precursor of atomic Cl from aerosols and Cl- in the presence of O3

    Atomic Cl may significantly contribute to tropospheric chemistry, since it is known to be more reactive against organic trace gases than OH. A principal precursor of atomic Cl is HCl, released from Cl--containing...

    Wolfgang Behnke, Volker Scheer, Cornelius Zetzsch in Naturally-Produced Organohalogens (1995)