200215-SN-NFHS photo for B1

Shelbyville head coach Mike Clevenger talks with senior Ethan Bohman during a game this past season.

The enduring popularity of football in the United States was celebrated in the past year at all levels of the sport.

The NFHS celebrated its 100th year of service in all areas of high school sports, including the writing of football playing rules, although the first-known games date to the 1870s.