Fig. 1From: A multicenter, longitudinal survey of headaches and concussions among youth athletes in the United States from 2009 to 2019Study Design Organized and Supervised by ImPACT Applications Inc. Student-athletes with significant medical and sport-related history complete a baseline survey and ImPACT testing at the beginning of the season. Students are readministered ImPACT post-injury and at subsequent follow-up visits a median of 7 days apartBack to article page