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Rodger Kram
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Journal Articles

Does the preferred walk–run transition speed on steep inclines minimize energetic cost, heart rate or neither?

Jackson W. Brill, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2021) 224 (3): jeb233056.
https://doi.org/10.1242/jeb.233056
Published: 12 February 2021
View article titled, Does the preferred walk–run transition speed on steep inclines minimize energetic cost, heart rate or neither?
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Journal Articles

Preferred walking speed on rough terrain: is it all about energetics?

In collection:
Comparative biomechanics of movement
Koren Gast, Rodger Kram, Raziel Riemer
Journal: Journal of Experimental Biology
J Exp Biol (2019) 222 (9): jeb185447.
https://doi.org/10.1242/jeb.185447
Published: 30 April 2019
View article titled, Preferred walking speed on rough terrain: is it all about energetics?
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Journal Articles

What determines the metabolic cost of human running across a wide range of velocities?

In collection:
Comparative biomechanics of movement
Shalaya Kipp, Alena M. Grabowski, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2018) 221 (18): jeb184218.
https://doi.org/10.1242/jeb.184218
Published: 24 September 2018
View article titled, What determines the metabolic cost of human running across a wide range of velocities?
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Journal Articles

Maximum-speed curve-running biomechanics of sprinters with and without unilateral leg amputations

Paolo Taboga, Rodger Kram, Alena M. Grabowski
Journal: Journal of Experimental Biology
J Exp Biol (2016) 219 (6): 851–858.
https://doi.org/10.1242/jeb.133488
Published: 15 March 2016
View article titled, Maximum-speed curve-running biomechanics of sprinters with and without unilateral leg amputations
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Includes: Supplementary data
Journal Articles

A. V. Hill sticks his neck out

Rodger Kram, Thomas J. Roberts
Journal: Journal of Experimental Biology
J Exp Biol (2016) 219 (4): 468–469.
https://doi.org/10.1242/jeb.123372
Published: 15 February 2016
View article titled, A. V. Hill sticks his neck out
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Journal Articles

Forces and mechanical energy fluctuations during diagonal stride roller skiing; running on wheels?

Alyse L. Kehler, Eliska Hajkova, Hans-Christer Holmberg, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2014) 217 (21): 3779–3785.
https://doi.org/10.1242/jeb.107714
Published: 1 November 2014
View article titled, Forces and mechanical energy fluctuations during diagonal stride roller skiing; running on wheels?
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Journal Articles

The metabolic cost of human running: is swinging the arms worth it?

Christopher J. Arellano, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2014) 217 (14): 2456–2461.
https://doi.org/10.1242/jeb.100420
Published: 15 July 2014
View article titled, The metabolic cost of human running: is swinging the arms worth it?
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Journal Articles

TAYLOR'S TREADMILL MENAGERIE

Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2012) 215 (14): 2349–2350.
https://doi.org/10.1242/jeb.062778
Published: 15 July 2012
View article titled, TAYLOR'S TREADMILL MENAGERIE
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Journal Articles

The role of elastic energy storage and recovery in downhill and uphill running

Kristine L. Snyder, Rodger Kram, Jinger S. Gottschall
Journal: Journal of Experimental Biology
J Exp Biol (2012) 215 (13): 2283–2287.
https://doi.org/10.1242/jeb.066332
Published: 1 July 2012
View article titled, The role of elastic energy storage and recovery in downhill and uphill running
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Journal Articles

Low metabolic cost of locomotion in ornate box turtles, Terrapene ornata

Peter A. Zani, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2008) 211 (23): 3671–3676.
https://doi.org/10.1242/jeb.019869
Published: 1 December 2008
View article titled, Low metabolic cost of locomotion in ornate box turtles, Terrapene ornata
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Journal Articles

Changing the demand on specific muscle groups affects the walk–run transition speed

Jamie L. Bartlett, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2008) 211 (8): 1281–1288.
https://doi.org/10.1242/jeb.011932
Published: 15 April 2008
View article titled, Changing the demand on specific muscle groups affects the walk–run transition speed
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Journal Articles

Effects of independently altering body weight and body mass on the metabolic cost of running

Lennart P. J. Teunissen, Alena Grabowski, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2007) 210 (24): 4418–4427.
https://doi.org/10.1242/jeb.004481
Published: 15 December 2007
View article titled, Effects of independently altering body weight and body mass on the metabolic cost of running
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Journal Articles

Limitations to maximum running speed on flat curves

Young-Hui Chang, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2007) 210 (6): 971–982.
https://doi.org/10.1242/jeb.02728
Published: 15 March 2007
View article titled, Limitations to maximum running speed on flat curves
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Journal Articles

Mechanical energy fluctuations during hill walking: the effects of slope on inverted pendulum exchange

Jinger S. Gottschall, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2006) 209 (24): 4895–4900.
https://doi.org/10.1242/jeb.02584
Published: 15 December 2006
View article titled, Mechanical energy fluctuations during hill walking: the effects of slope on inverted pendulum exchange
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Journal Articles

The locomotor kinematics of Asian and African elephants: changes with speed and size

John R. Hutchinson, Delf Schwerda, Daniel J. Famini, Robert H. I. Dale, Martin S. Fischer, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2006) 209 (19): 3812–3827.
https://doi.org/10.1242/jeb.02443
Published: 1 October 2006
View article titled, The locomotor kinematics of Asian and African elephants: changes with speed and size
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Journal Articles

Giant Galápagos tortoises walk without inverted pendulum mechanical-energy exchange

Peter A. Zani, Jinger S. Gottschall, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2005) 208 (8): 1489–1494.
https://doi.org/10.1242/jeb.01554
Published: 15 April 2005
View article titled, Giant Galápagos tortoises walk without inverted pendulum mechanical-energy exchange
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Journal Articles

Biomechanical and energetic determinants of the walk–trot transition in horses

Timothy M. Griffin, Rodger Kram, Steven J. Wickler, Donald F. Hoyt
Journal: Journal of Experimental Biology
J Exp Biol (2004) 207 (24): 4215–4223.
https://doi.org/10.1242/jeb.01277
Published: 15 November 2004
View article titled, Biomechanical and energetic determinants of the walk–trot transition in horses
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Journal Articles

Mechanical work for step-to-step transitions is a major determinant of the metabolic cost of human walking

J. Maxwell Donelan, Rodger Kram, Arthur D. Kuo
Journal: Journal of Experimental Biology
J Exp Biol (2002) 205 (23): 3717–3727.
https://doi.org/10.1242/jeb.205.23.3717
Published: 1 December 2002
View article titled, Mechanical work for step-to-step transitions is a major determinant of the metabolic cost of human walking
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Journal Articles

Exploring Dynamic Similarity in Human Running Using Simulated Reduced Gravity

J. Maxwell Donelan, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2000) 203 (16): 2405–2415.
https://doi.org/10.1242/jeb.203.16.2405
Published: 15 August 2000
View article titled, Exploring Dynamic Similarity in Human Running Using Simulated Reduced Gravity
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Journal Articles

The Independent Effects of Gravity and Inertia on Running Mechanics

Young-Hui Chang, Hsuan-Wen Cathy Huang, Chris M. Hamerski, Rodger Kram
Journal: Journal of Experimental Biology
J Exp Biol (2000) 203 (2): 229–238.
https://doi.org/10.1242/jeb.203.2.229
Published: 15 January 2000
View article titled, The Independent Effects of Gravity and Inertia on Running Mechanics
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