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 ball to be banned for children under 11

The California Youth Football Alliance Stands with our Tackle Football Community in Massachusetts — California Youth Football Alliance

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

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

FIFA under fire for continuing to put players at risk of brain injury by failing to provide guidelines around heading, despite other federations offering advice in bid to reduce risk of dementia

U.S. Soccer Federation have banned under 11 players from heading the ball in a bid to stop youth concussion, Football

U.S. Soccer proposes ban on heading to stave off concussions in youth soccer - The Washington Post

Low pressure soccer balls may cut concussion risk - Futurity

Children in America banned from heading footballs in new concussion ruling

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

FIFA's CTE Problem: Are Soccer Regulators Doing Enough to Prevent Brain Injuries?