2018 Concussion Walk in Dates: CentegraHuntley 158/July 9, 2018 The following dates are for walk in only Wednesday, July 25th 12:00-3:00 pm Wednesday, August 7th 9:00-12:00 pm Thursday, August 9th 3:00-6:00 pm Friday, August 10th 12:00-3:00 pm Concussion Letter 2018-19