This research study is designed to establish normative database and reliability of ImPACT for adolescents and adults ages 12 through 80 to expand the use of devices to include touchscreen.

This research study is designed to establish normative database and reliability of ImPACT for adolescents and adults ages 12 through 80 to expand the use of devices to include touchscreen. Enrollment will be 900 participants.

Inclusion Criteria:

1. Age 12-80
2. Primary English speaking or fluent in English

Exclusion Criteria:

1. Documentation of a known special education diagnosis other than a 504 designation.
2. History of concussion less than 6 months to the study participation
3. Known physical (e.g., visual impairment not fixable by usual means, such as glasses) or psychological impairment (ADHD, LDD, etc.) that would affect their ability to perform the test.