New study found that more heading increases brain injury during training and football matches.
A header is a technique that is used in association football to control the ball using the head to pass, shoot or clear. This can be done by standing, jumping or diving position. ... A header is the only option when the ball is in air, because of the rule that a player can't make contact with the ball using their hands.
Association football, more commonly known as simply football or soccer, is a team sport played with a spherical ball between two teams of 11 players. It is played by approximately 250 million players in over 200 countries and dependencies, making it the world's most popular sport.
Scientific Animations, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons