A brawl broke out on Auckland's Southern Motorway after a driver took exception to the way another motorist was changing lanes, police say.

Study shows that Aucklanders are most likely to have experienced road rage than any other city.

Source: Samanthapants / Youtube

WATCH: Police have praised the calm response of an officer who was confronted by a driver accusing him of cutting him off.

The NZ'er charged with murder over a deadly road-rage incident in Brisbane allegedly told police the victim tailgated him as he tried to get away.

Drivers that follow closely behind the car in front are the most likely to be annoying their fellow motorists, according to a national poll.

A melting pot of factors unique to driving can cause even the most placid person to loose their rag on the road, explains NZ anger expert Dr Ian Lambie.

After a year living in Mexico it's fair to say the roads were chaotic there. But, I truly believe Mexican drivers were better than Aucklanders, writes Sam Judd.

A driver allegedly slammed another car off the road during a suspected road-rage incident yesterday, sending it careering into a bus shelter, seriously injuring a waiting teenager.

A man has died in Christchurch Hospital this morning after he suffered a head injury during a dispute with another motorist in the city last month.

Two Dunedin people fear the road is becoming a dangerous place for cyclists following a road-rage incident in the city.

Cyclists across social media have expressed their outrage after a motorcyclist uploaded a video that appears to show him running an unwitting bicycle user off the road.

A bikini-clad woman caught on camera attacking a motorist has had her name suppressed because she had received threats after the video was posted online, her lawyer has told a court.

A bikini-clad young woman has been charged with assault after an apparent road rage video was posted on the internet.

Guy Hallwright has failed to win back his job, with the Employment Court satisfied his company's reputation was damaged by his action in driving over a man.

My 10 days as a cycle-commuting cameraman for the Herald captured incidents of dodgy driving.

Cycle cameras have been slammed as "provocative" when used by cyclists venting online video frustration at dangerous driving.

Recent events have fuelled debate between cyclists and drivers over road rules and acceptable behaviour. What are the opinions of a cyclist and a motorist?

Cyclists and car lovers are calling for calm after an alleged road-rage attack this week put a Taupo triathlete in hospital with serious injuries.

A Christchurch motorist was forced off the road after being rammed twice in a suspected road rage incident.

Police say a motorist was pursued by a trio of thugs - including a 14-year-old - through a busy intersection, bottle store and pub during a "prolonged" road rage attack.

A 37-year-old man has been left with significant head injuries after he was assaulted during a "road rage" incident in Christchurch at the weekend.

Financial analyst Guy Hallwright is seeking his job back or $600,000 in lost earnings after being dismissed following his conviction for running over a man.

Sharebroking firm Forsyth Barr was not brought into disrepute when senior analyst Guy Hallwright was convicted for running a man over, his lawyer says.

Guy Hallwright is taking his former employer Forsyth Barr to the Employment Relations Authority and wants to be reinstated to his job.