Accident Compensation Corporation (ACC) has announced the new National Concussion Guidelines for community sport.
These include when a player suffers a concussion, they must have a minimum period of 21 days away from full competition.
Sports Injury Research Expert Dr Doug King has said that people need to understand the severity of some head knocks that take place.
LISTEN ABOVE

Enda Brady: UK correspondent on the UK's air traffic control head being under pressure to quit following recent glitch
04:17

Sam Dickie: Fisher Funds expert on the AI researcher quitting Anthropic and warning of the tech's risks
04:22

Jamie Mackay: The Country host on the market volatility potentially impacting red meat sector
04:21