Big Five personality dimensions in ultramarathon runners: findings of the Ultrarunners Longitudinal TRAcking (ULTRA) Study by JAMES JASTIFER, Martin Hoffman

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Insulin-Like Growth Factor-1 and Selected Insulin-Like Growth Factor Binding Protein Concentrations during an Ultramarathon Sled Dog Race by Matthew W. Brunke, Christopher W. Frye, Corri B. Levine, Cristina Hansen, Joseph J. Wakshlag

“…The relative stability of IGFBP-1 and IGFBP-3 suggests that IGF-1 anabolic signaling is diminished during ultramarathon racing. Further studies comparing the influence of time and duration of exercise versus negative energy balance on serum IGF-1 status are warranted to better understand exercise versus negative energy balance differences.…”
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Anti-VEGF in a Marathon Runner’s Retinopathy Case by Alexander Kahjun Soon, Paulo Ricardo Chaves de Oliveira, David Robert Chow

“…We describe a case of a young male ultramarathoner who presented with a CRVO, presumably associated with dehydration, making part of a marathon runner’s retinopathy. …”
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