19-year-old Ryan Satterthwaite has died after he and some friends tried to recreate the controversial 'Run It Straight' sport in a park in Palmerston North.

His death has led to concerns that the sport is too dangerous to allow.

Patria Hume is a professor of Human Performance at AUT, she spoke to D'Arcy Waldegrave on Sportstalk about why the collisions in this sport are so dangerous.

LISTEN ABOVE