27
Participants
Start Date
December 15, 2020
Primary Completion Date
December 18, 2021
Study Completion Date
December 19, 2021
Soccer Kicking
Subjects assigned to the soccer kicking arm will complete 10 soccer kicks in 10 minutes.
Soccer Heading (Frontal)
Subjects assigned to the soccer heading (frontal) arm will complete 10 frontal soccer headers (ball headed directly back to launch direction) in 10 minutes. Soccer balls will be projected at 10-17.5 m/s from approximately 10-15 m with a JUGS ball launcher.
Soccer Heading (Oblique)
Subjects assigned to the soccer heading (oblique) arm will complete 10 oblique soccer headers (ball headed 90° to the right from ball launch direction) in 10 minutes. Soccer balls will be projected at 10-17.5 m/s from approximately 10-15 m with a JUGS ball launcher.
Children's Hospital of Philadelphia, Philadelphia
Children's Hospital of Philadelphia
OTHER