Force-Velocity Profiles of Elite Athletes Tested on a Cycle Ergometer

The present study explored the sensitivity of the force-velocity (F-V) modelling approach obtained from maximal sprints on a leg cycle ergometer to detect selective changes of the mechanical capacities of the lower body muscles associated with high-level training.Specifically, we assumed that the F-V relationship parameters, such as maximum force (F 0 ), velocity (V 0 ), power (P M ) and slope, would differ among individuals of different high-level training backgrounds.In total, 111 elite athletes divided into four groups (Combat sports, Athletic sprints, Team sports and Physically active) performed maximal sprints on a leg cycle ergometer loaded with 7%, 9%, and 11% of body weight.The findings obtained suggest an exceptionably strong and linear F-V relationship in most of the participants (r > 0.95), while higher P M have been found in all groups of athletes compared to the Physically active group (p < 0.05).In addition, sport-specific F-V profiles have been observed in athletes that belong to distinctively different sports (i.e. higher F 0 and forceoriented slope for strength-trained Combat sports and higher V 0 for speed-trained Athletic sprints).To our knowledge, this is one of the rare studies that evaluate the F-V profiles with such a large sample of elite athletes obtained from commonly used task such as maximal sprints on a leg cycle ergometer.The results obtained support a high sensitivity of the F-V modelling approach to distinguish among elite athletes with different training histories.