Interesting graph in linked story regarding high school participation by sport. Five year changes:
Football: -4.7%
Baseball/Basketball/T&F: all roughly +3%
Soccer: +11%
https://www.theguardian.com/sport/2019/jan/30/high-school-football-numbers-drop-brain-trauma
Football: -4.7%
Baseball/Basketball/T&F: all roughly +3%
Soccer: +11%
https://www.theguardian.com/sport/2019/jan/30/high-school-football-numbers-drop-brain-trauma