ball

There’s a remarkable difference between a soccer ball pumped up to FIFA’s maximum PSI (15.6) compared to the minimum (8.5), as you’ll clearly notice if side-by-side you squeeze, bounce or head balls inflated at each level. Why the range is so large remains a mystery to me, but a recent study  by Purdue University engineers suggests it worthwhile to further research the effect of ball pressure and ball weight on head injuries.

SUBSCRIBE TO KEEP READING


Start for $0 & enjoy free unlimited access for 30 days.

  • Daily TV listings for U.S. and global soccer.
  • Inside access to USA’s 2026 World Cup prep.
  • Exclusive interviews with players and coaches.
  • Expert analysis of top soccer headlines.
  • Cancel anytime.

Already have an account? Sign in here.


Not ready to subscribe? Sign up here for our free newsletter.

Already have an account? Sign in here.