Caffeine but not acetaminophen increases 4-km cycling time-trial performance
A. E. Lima-Silva, F. Tomazini, A. C. S. Mariano, V. A. Andrade-Souza, V. C. Sebben, C. A. B. de Maria, D. B. Coelho, R. Bertuzzi, M. D. Silva-Cavalcante
This study finds that caffeine improves 4-km cycling time-trial performance, while acetaminophen does not, with no significant differences in physiological metrics between conditions.
bioRxiv · Mar 4, 2019Physiology