Providing that the department and the department of health shall post on their internet websites information relating to mild traumatic brain injuries, which shall include but not be limited to, the definition of a “concussion,” signs and symptoms of mild traumatic brain injuries, how such injuries may occur, and the guidelines for the return to school and to certain school activities after a pupil has suffered a mild traumatic brain injury regardless of whether such injury occurred outside of school. Schools shall be required to include such information in any permission form or parent or person in parental relation consent form or similar document that may be required for a pupil's participation in interscholastic sports and shall also include such information, or reference how to obtain such information from the department and the department of health internet websites, on the school's internet website.