US Soccer ban heading the ball for children over fears of concussion and head injuries, The Independent

Children aged 10 and under will not be allowed to head the ball while 11 to 13 year-olds will have headers limited in training

Heading the Soccer Ball May Be Bad for Young Brains - The New York Times

Concerns raised over how football clubs will enforce new heading restrictions, Soccer

Court settlement proposes ban for heading the ball - ESPN

UK football authorities ban children from heading footballs in training

Heading the ball banned in U.S. youth soccer - should B.C. follow suit?

How heading a soccer ball can hurt the brain - The Washington Post

Debate still follows U.S. Soccer's decision to ban headers

US Soccer Bans Young Players From Heading Ball, US News

Debate still follows U.S. Soccer's decision to ban headers

Concussions in the NFL: How Worried are You?

Why is heading the ball so dangerous for youth soccer players?

No more heading: US Soccer out with new guidelines for youth soccer