Outputs related to Dr Niels Vollaard

Showing 47 Outputs

Article

Percentage of Peak Workload Is Suitable for Quantification of Exercise Intensity During High-Intensity Intervals: A Comment on Ekkekakis, Hartman, and Ladwig

Vollaard NB, Metcalfe RS, Kinghorn D, Jung ME & Little JP (2024) Percentage of Peak Workload Is Suitable for Quantification of Exercise Intensity During High-Intensity Intervals: A Comment on Ekkekakis, Hartman, and Ladwig. Journal of Sport and Exercise Psychology, pp. 1-3. https://doi.org/10.1123/jsep.2023-0179

Article

Physiological and perceptual responses to sprint interval exercise using arm versus leg cycling ergometry

Astorino TA, Pierce S, Piva MB, Metcalfe RS & Vollaard NBJ (2024) Physiological and perceptual responses to sprint interval exercise using arm versus leg cycling ergometry. Sports Medicine and Health Science. https://doi.org/10.1016/j.smhs.2024.01.007

Article

Is Low-Volume High-Intensity Interval Training a Time-Efficient Strategy to Improve Cardiometabolic Health and Body Composition? A Meta-Analysis

Yin M, Li H, Bai M, Liu H, Chen Z, Deng J, Deng S, Meng C, Vollaard NBJ, Little JP & Li Y (2023) Is Low-Volume High-Intensity Interval Training a Time-Efficient Strategy to Improve Cardiometabolic Health and Body Composition? A Meta-Analysis. Applied Physiology, Nutrition, and Metabolism. https://doi.org/10.1139/apnm-2023-0329

Letter

Comparing unequal volumes of HIIT and MICT does not introduce bias

Vollaard NB, Metcalfe RS & Astorino TA (2023) Comparing unequal volumes of HIIT and MICT does not introduce bias. Trends in Endocrinology & Metabolism. https://doi.org/10.1016/j.tem.2023.03.007

Article

Affecting Effects on Affect: The Impact of Protocol Permutations on Affective Responses to Sprint Interval Exercise; A Systematic Review and Meta-Analysis of Pooled Individual Participant Data

Metcalfe RS, Williams S, Fernandes GS, Astorino TA, Stork MJ, Phillips SM, Niven A & Vollaard NBJ (2022) Affecting Effects on Affect: The Impact of Protocol Permutations on Affective Responses to Sprint Interval Exercise; A Systematic Review and Meta-Analysis of Pooled Individual Participant Data. Frontiers in Sports and Active Living, 4, Art. No.: 815555. https://doi.org/10.3389/fspor.2022.815555

Article

The effect of mouth rinsing with different concentrations of caffeine solutions on reaction time

Virdinli SG, Kutlay E, Yuzbasioglu Y, Vollaard NBJ & Rudarli Nalcakan G (2022) The effect of mouth rinsing with different concentrations of caffeine solutions on reaction time. Journal of Sports Sciences, 40 (8), pp. 928-933. https://doi.org/10.1080/02640414.2022.2038893

Article

Improvements in Maximal Oxygen Uptake after Sprint-Interval Training Coincide with Increases in Central Hemodynamic Factors

Mandić M, Hansson B, Lovrić A, Sundblad P, Vollaard NBJ, Lundberg TR, Gustafsson T & Rullman E (2022) Improvements in Maximal Oxygen Uptake after Sprint-Interval Training Coincide with Increases in Central Hemodynamic Factors. Medicine and Science in Sports and Exercise, 54 (6), pp. 944-952. https://doi.org/10.1249/mss.0000000000002872

Article

Heterogeneity and incidence of non-response for changes in cardiorespiratory fitness following time-efficient sprint interval exercise training

Metcalfe RS & Vollaard NBJ (2021) Heterogeneity and incidence of non-response for changes in cardiorespiratory fitness following time-efficient sprint interval exercise training. Applied Physiology, Nutrition, and Metabolism, 46 (7), pp. 735-742. https://doi.org/10.1139/apnm-2020-0855

Letter

Those Apples Don't Taste Like Oranges! Why 'Equalising' HIIT and MICT Protocols Does Not Make Sense

Vollaard N & Metcalfe R (2021) Those Apples Don't Taste Like Oranges! Why 'Equalising' HIIT and MICT Protocols Does Not Make Sense. Trends in Endocrinology and Metabolism, 32 (3), pp. 131-132. https://doi.org/10.1016/j.tem.2020.12.002

Article

Affective and Perceptual Responses during Reduced-Exertion High-Intensity Interval Training (REHIT)

Songsorn P, Brick N, Fitzpatrick B, Fitzpatrick S, McDermott G, McClean C, Davison GW, Vollaard NBJ & Metcalfe RS (2020) Affective and Perceptual Responses during Reduced-Exertion High-Intensity Interval Training (REHIT). International Journal of Sport and Exercise Psychology, 18 (6), pp. 717-732. https://doi.org/10.1080/1612197X.2019.1593217

Article

Time-efficient and computer-guided sprint interval exercise training for improving health in the workplace: a randomised mixed-methods feasibility study in office-based employees

Metcalfe RS, Atef H, Mackintosh K, McNarry M, Ryde G, Hill DM & Vollaard NBJ (2020) Time-efficient and computer-guided sprint interval exercise training for improving health in the workplace: a randomised mixed-methods feasibility study in office-based employees. BMC Public Health, 20, Art. No.: 313. https://doi.org/10.1186/s12889-020-8444-z

Article

Reducing training frequency from 3 or 4 sessions/week to 2 sessions/week does not attenuate improvements in maximal aerobic capacity with reduced-exertion high-intensity interval training (REHIT)

Thomas G, Songsorn P, Gorman A, Brackenridge B, Cullen T, Fitzpatrick BL, Metcalfe RS & Vollaard NB (2020) Reducing training frequency from 3 or 4 sessions/week to 2 sessions/week does not attenuate improvements in maximal aerobic capacity with reduced-exertion high-intensity interval training (REHIT). Applied Physiology, Nutrition, and Metabolism, 45 (6), pp. 683-685. https://doi.org/10.1139/apnm-2019-0750

Article

Evaluating differences in the clinical impact of a free online weight loss programme, a resource-intensive commercial weight loss programme and an active control condition: a parallel randomised controlled trial

Innes AQ, Thomson G, Cotter M, King JA, Vollaard N & Kelly BM (2019) Evaluating differences in the clinical impact of a free online weight loss programme, a resource-intensive commercial weight loss programme and an active control condition: a parallel randomised controlled trial. BMC Public Health, 19, Art. No.: 1732. https://doi.org/10.1186/s12889-019-8061-x

Article

Predicting the consequences of physical activity: an investigation into the relationship between anxiety sensitivity, interoceptive accuracy and action

Tabor A, Vollaard N, Keogh E & Eccleston C (2019) Predicting the consequences of physical activity: an investigation into the relationship between anxiety sensitivity, interoceptive accuracy and action. PLoS ONE, 14 (3), Art. No.: e0210853. https://doi.org/10.1371/journal.pone.0210853

Newspaper Article

VO₂max: the gold standard for measuring fitness explained

Metcalfe R, McNarry M & Vollaard N (2019) VO₂max: the gold standard for measuring fitness explained. The Conversation. 15.01.2019.

Article

The effect of low volume sprint interval training in patients with non-alcoholic fatty liver disease

MacLean C, Dillon JF, Babraj JA & Vollaard N (2018) The effect of low volume sprint interval training in patients with non-alcoholic fatty liver disease. Physician and Sportsmedicine, 46 (1), pp. 87-92. https://doi.org/10.1080/00913847.2018.1411171

Article

Decreasing sprint duration from 20 to 10 s during reduced-exertion high-intensity interval training (REHIT) attenuates the increase in maximal aerobic capacity but has no effect on affective and perceptual responses

Nalcakan G, Songsorn P, Fitzpatrick BL, Yüzbasioglu Y, Brick N, Metcalfe R & Vollaard N (2018) Decreasing sprint duration from 20 to 10 s during reduced-exertion high-intensity interval training (REHIT) attenuates the increase in maximal aerobic capacity but has no effect on affective and perceptual responses. Applied Physiology, Nutrition, and Metabolism, 43 (4), pp. 338-344. https://doi.org/10.1139/apnm-2017-0597

Article

Effects of a novel neurodynamic tension technique on muscle extensibility and stretch tolerance: a counterbalanced cross-over study

Pietrzak M & Vollaard N (2018) Effects of a novel neurodynamic tension technique on muscle extensibility and stretch tolerance: a counterbalanced cross-over study. Journal of Sport Rehabilitation, 27 (1), pp. 55-65. https://doi.org/10.1123/jsr.2016-0171

Article

No effect of acute and chronic supramaximal exercise on circulating levels of the myokine SPARC

Songsorn P, Ruffino JS & Vollaard N (2017) No effect of acute and chronic supramaximal exercise on circulating levels of the myokine SPARC. European Journal of Sport Science, 17 (4), pp. 447-452. https://doi.org/10.1080/17461391.2016.1266392

Article

Research into the Health Benefits of Sprint Interval Training Should Focus on Protocols with Fewer and Shorter Sprints

Vollaard N & Metcalfe R (2017) Research into the Health Benefits of Sprint Interval Training Should Focus on Protocols with Fewer and Shorter Sprints. Sports Medicine, 47 (12), pp. 2443-2451. https://doi.org/10.1007/s40279-017-0727-x

Commentary

Response to: Sprint Interval Training: What are the Clinical Implications and Precautions?

Vollaard N, Metcalfe R & Williams S (2017) Response to: Sprint Interval Training: What are the Clinical Implications and Precautions?. Commentary on: Sprint Interval Training: What are the Clinical Implications and Precautions? Verney, Julien; Duclos, Martine; Thivel, David, Medicine & Science in Sports & Exercise: November 2017 - Volume 49 - Issue 11 - p 2361–2362. Medicine and Science in Sports and Exercise, 49 (11), p. 2363. https://doi.org/10.1249/MSS.0000000000001365

Article

A Practical and Time-Efficient High-Intensity Interval Training Program Modifies Cardio-Metabolic Risk Factors in Adults with Risk Factors for Type II Diabetes

Phillips B, Kelly B, Lilja M, Ponce-González JG, Brogan R, Morris D, Gustafsson T, Kraus WE, Atherton PJ, Vollaard N, Rooyackers O & Timmons JA (2017) A Practical and Time-Efficient High-Intensity Interval Training Program Modifies Cardio-Metabolic Risk Factors in Adults with Risk Factors for Type II Diabetes. Frontiers in Endocrinology, 8, Art. No.: 229. https://doi.org/10.3389/fendo.2017.00229

Article

Exercise guidelines to promote cardiometabolic health in spinal cord injured humans: time to raise the intensity?

Nightingale TE, Metcalfe R, Vollaard N & Bilzon JLJ (2017) Exercise guidelines to promote cardiometabolic health in spinal cord injured humans: time to raise the intensity?. Archives of Physical Medicine and Rehabilitation, 98 (9), pp. 1693-1704. https://doi.org/10.1016/j.apmr.2016.12.008

Article

Effect of Number of Sprints in a SIT Session on Change in VO2max: A Meta-analysis

Vollaard N, Metcalfe R & Williams S (2017) Effect of Number of Sprints in a SIT Session on Change in VO2max: A Meta-analysis. Medicine and Science in Sports and Exercise, 49 (6), pp. 1147-1156.

Article

A comparison of the health benefits of reduced-exertion high-intensity interval training (REHIT) and moderate-intensity walking in type 2 diabetes patients

Ruffino JS, Songsorn P, Haggett M, Edmonds D, Robinson AM, Thompson D & Vollaard N (2017) A comparison of the health benefits of reduced-exertion high-intensity interval training (REHIT) and moderate-intensity walking in type 2 diabetes patients. Applied Physiology, Nutrition, and Metabolism, 42 (2), pp. 202-208. https://doi.org/10.1139/apnm-2016-0497

Newspaper Article

Less pain, more gain – improving health and fitness with minimal exercise

Metcalfe R & Vollaard N (2017) Less pain, more gain – improving health and fitness with minimal exercise. The Conversation. 16.01.2017. https://theconversation.com/less-pain-more-gain-improving-health-and-fitness-with-minimal-exercise-71028

Commentary

Do not write off supramaximal exercise just yet

Vollaard N & Metcalfe R (2016) Do not write off supramaximal exercise just yet. Commentary on: Crosstalk 26: High intensity interval training does/does not have a role in risk reduction or treatment of disease, Journal of Physiology (2015), 593 (24), pp. 5215-5225.. Journal of Physiology, pp. 2-3. http://api.onlinelibrary.wiley.com/asset/v1/doi/10.1113%2FJP271041/asset/supinfo%2Ftjp6894-sup-0001-Comments.pdf?l=HcpXeTMYfB1JrsbXTzl7oj3zaUc6EAV1mx77shTCc7czFpfRZV5tmL1cJEfokFrAS1ZrS7qXr5VW%0AAuYVriFArg%3D%3D

Article

Changes in aerobic capacity and glycaemic control in response to reduced-exertion high-intensity interval training (REHIT) are not different between sedentary men and women

Metcalfe RS, Tardif N, Thompson D & Vollaard N (2016) Changes in aerobic capacity and glycaemic control in response to reduced-exertion high-intensity interval training (REHIT) are not different between sedentary men and women. Applied Physiology, Nutrition, and Metabolism, 41 (11), pp. 1117-1123. https://doi.org/10.1139/apnm-2016-0253

Article

Exercise training comprising of single 20-s cycle sprints does not provide a sufficient stimulus for improving maximal aerobic capacity in sedentary individuals

Songsorn P, Lambeth-Mansell A, Mair JL, Haggett M, Fitzpatrick BL, Ruffino JS, Holliday A, Metcalfe R & Vollaard N (2016) Exercise training comprising of single 20-s cycle sprints does not provide a sufficient stimulus for improving maximal aerobic capacity in sedentary individuals. European Journal of Applied Physiology, 116 (8), pp. 1511-1517. https://doi.org/10.1007/s00421-016-3409-8

Article

No Acute Effect of Reduced-exertion High-intensity Interval Training (REHIT) on Insulin Sensitivity

Metcalfe R, Fawkner SG & Vollaard N (2016) No Acute Effect of Reduced-exertion High-intensity Interval Training (REHIT) on Insulin Sensitivity. International Journal of Sports Medicine, 37 (5), pp. 354-358. https://doi.org/10.1055/s-0035-1564258

Other

Intensiva intervaller en hit för konditionen

Gustafsson T, Lundberg T & Vollaard N (2015) Intensiva intervaller en hit för konditionen. Svensk Idrottsforskning, 24 (4), pp. 8-11. http://centrumforidrottsforskning.se/paper/svensk-idrottsforskning-4-2015/

Article

Physiological and molecular responses to an acute bout of reduced-exertion high-intensity interval training (REHIT)

Metcalfe RS, Koumanov F, Ruffino JS, Stokes KA, Holman GD, Thompson D & Vollaard N (2015) Physiological and molecular responses to an acute bout of reduced-exertion high-intensity interval training (REHIT). European Journal of Applied Physiology, 115 (11), pp. 2321-2334. https://doi.org/10.1007/s00421-015-3217-6

Article

Towards the minimal amount of exercise for improving metabolic health: Beneficial effects of reduced-exertion high-intensity interval training

Metcalfe RS, Babraj JA, Fawkner SG & Vollaard N (2012) Towards the minimal amount of exercise for improving metabolic health: Beneficial effects of reduced-exertion high-intensity interval training. European Journal of Applied Physiology, 112 (7), pp. 2767-2775. https://doi.org/10.1007/s00421-011-2254-z

Article

A transcriptional map of the impact of endurance exercise training on skeletal muscle phenotype

Keller P, Vollaard N, Gustafsson T, Gallagher IJ, Sundberg CJ, Rankinen T, Britton SL, Bouchard C, Koch LG & Timmons JA (2011) A transcriptional map of the impact of endurance exercise training on skeletal muscle phenotype. Journal of Applied Physiology, 110 (1), pp. 46-59. https://doi.org/10.1152/japplphysiol.00634.2010

Article

Using molecular classification to predict gains in maximal aerobic capacity following endurance exercise training in humans

Timmons JA, Knudsen S, Rankinen T, Koch LG, Sarzynski MA, Jensen T, Keller P, Scheele C, Vollaard N, Nielsen S, Akerström T, MacDougald OA, Jansson E, Greenhaff PL & Tarnopolsky MA (2010) Using molecular classification to predict gains in maximal aerobic capacity following endurance exercise training in humans. Journal of Applied Physiology, 108 (6), pp. 1487-1496. https://doi.org/10.1152/japplphysiol.01295.2009

Article

Systematic analysis of adaptations in aerobic capacity and submaximal energy metabolism provides a unique insight into determinants of human aerobic performance

Vollaard N, Constantin-Teodosiu D, Fredriksson K, Rooyackers O, Jansson E, Greenhaff PL, Timmons JA & Sundberg CJ (2009) Systematic analysis of adaptations in aerobic capacity and submaximal energy metabolism provides a unique insight into determinants of human aerobic performance. Journal of Applied Physiology, 106 (5), pp. 1479-1486. https://doi.org/10.1152/japplphysiol.91453.2008

Article

Extremely short duration high intensity interval training substantially improves insulin action in young healthy males

Babraj J, Vollaard N, Keast C, Guppy FM, Cottrell G & Timmons JA (2009) Extremely short duration high intensity interval training substantially improves insulin action in young healthy males. BMC Endocrine Disorders, 9, Art. No.: 3. https://doi.org/10.1186/1472-6823-9-3

Article

Using systems biology to define the essential biological networks responsible for adaptation to endurance exercise training

Keller P, Vollaard N, Babraj J, Ball D, Sewell DA & Timmons JA (2007) Using systems biology to define the essential biological networks responsible for adaptation to endurance exercise training. Biochemical Society Transactions, 35 (5), pp. 1306-1309. https://doi.org/10.1042/BST0351306

Article

Exercise-induced oxidative stress in overload training and tapering

Vollaard N, Cooper CE & Shearman JP (2006) Exercise-induced oxidative stress in overload training and tapering. Medicine and Science in Sports and Exercise, 38 (7), pp. 1335-1341. https://doi.org/10.1249/01.mss.0000227320.23847.80

Article

Exercise-induced oxidative stress: Myths, realities and physiological relevance

Vollaard N, Shearman JP & Cooper CE (2005) Exercise-induced oxidative stress: Myths, realities and physiological relevance. Sports Medicine, 35 (12), pp. 1045-1062. https://doi.org/10.2165/00007256-200535120-00004

Article

A new sensitive assay reveals that hemoglobin is oxidatively modified in vivo

Vollaard N, Reeder BJ, Shearman JP, Menu P, Wilson MT & Cooper CE (2005) A new sensitive assay reveals that hemoglobin is oxidatively modified in vivo. Free Radical Biology and Medicine, 39 (9), pp. 1216-1228. https://doi.org/10.1016/j.freeradbiomed.2005.06.012

Article

Bodybuilders' Body Composition: Effect of Nandrolone Decanoate

Van Marken Lichtenbelt WD, Hartgens F, Vollaard N, Ebbing S & Kuipers H (2004) Bodybuilders' Body Composition: Effect of Nandrolone Decanoate. Medicine and Science in Sports and Exercise, 36 (3), pp. 484-489. https://doi.org/10.1249/01.MSS.0000117157.06455.B0

Article

Body Composition Changes in Bodybuilders: A Method Comparison

Van Marken Lichtenbelt WD, Hartgens F, Vollaard N, Ebbing S & Kuipers H (2004) Body Composition Changes in Bodybuilders: A Method Comparison. Medicine and Science in Sports and Exercise, 36 (3), pp. 490-497. https://doi.org/10.1249/01.MSS.0000117159.70295.73

Article

Exercise, free radicals and oxidative stress

Cooper CE, Vollaard N, Choueiri T & Wilson MT (2002) Exercise, free radicals and oxidative stress. Biochemical Society Transactions, 30 (2), pp. 280-285. https://doi.org/10.1042/bst0300280

Article

Androgenic-anabolic steroid-induced body changes in strength athletes

Hartgens F, Van Marken Lichtenbelt WD, Ebbing S, Vollaard N, Rietjens G & Kuipers H (2001) Androgenic-anabolic steroid-induced body changes in strength athletes. Physician and Sportsmedicine, 29 (1), pp. 49-66. https://doi.org/10.3810/psm.2001.01.316

Article

The validity of predicted body fat percentage from body mass index and from impedance in samples of five European populations

Deurenberg PR, Andreoli A, Borg PT, Kukkonen-Harjula KT, De Lorenzo AD, Van Marken Lichtenbelt WD, Testolin G, Viganò R & Vollaard N (2001) The validity of predicted body fat percentage from body mass index and from impedance in samples of five European populations. European Journal of Clinical Nutrition, 55 (11), pp. 973-979. https://doi.org/10.1038/sj.ejcn.1601254

Article

Body composition and anthropometry in bodybuilders: Regional changes due to nandrolone decanoate administration

Hartgens F, Van Marken Lichtenbelt WD, Ebbing S, Vollaard N, Rietjens G & Kuipers H (2001) Body composition and anthropometry in bodybuilders: Regional changes due to nandrolone decanoate administration. International Journal of Sports Medicine, 22 (3), pp. 235-241. https://doi.org/10.1055/s-2001-18679-1