Arrow calls time on NRL career after motor neurone disease diagnosis

Jai Arrow, one of the NRL's most recognisable enforcers, has announced his retirement from professional rugby league following a diagnosis of motor neurone disease (MND). The South Sydney forward's departure marks a significant loss to the competition and represents the latest high-profile athlete to be affected by the degenerative neurological condition.

Arrow, who has played 178 NRL games across stints with Brisbane, Gold Coast and South Sydney, disclosed the diagnosis after undergoing extensive medical testing and specialist consultations. The Queensland Maroons representative, who earned 12 State of Origin appearances, will step away from the sport with immediate effect.

"Thank you for the support I've received over what has been an incredibly difficult and uncertain period in my life," Arrow said. "After extensive medical testing and consultations regarding ongoing symptoms, I have recently received a diagnosis relating to a nerve and neurological condition."

A decade-long career cut short

Arrow's retirement concludes a 10-year professional career that established him as one of the league's most durable and committed forwards. His physical presence in the front row became synonymous with South Sydney's recent competitive campaigns, whilst his consistent performances for Queensland cemented his status as one of the state's premier pack leaders.

The 32-year-old's forced exit from the game underscores the unpredictable nature of professional sport and the health vulnerabilities that can affect athletes at any stage of their careers, regardless of their physical conditioning or professional status.

MND in sport: A growing concern

Arrow's diagnosis adds to a growing awareness of motor neurone disease within sporting circles. The condition, which affects the nerve cells responsible for voluntary muscle movement, has gained prominence following high-profile cases in international rugby league.

British rugby league legend Rob Burrow received his MND diagnosis in 2019, becoming one of the sport's most visible advocates for the condition. Burrow's subsequent public battle with the disease has raised awareness about MND's symptoms and impact, whilst highlighting the need for ongoing research and support mechanisms.

The exact cause of MND remains unknown, though researchers continue investigating potential environmental, genetic and occupational factors that may contribute to its development.

Ongoing medical processes ahead

Arrow indicated that further testing and specialist reviews remain ongoing as he navigates his diagnosis. The forward noted that additional medical processes will continue as he adapts to life beyond professional competition.

South Sydney has released a statement expressing full support for Arrow during this transition, whilst the NRL community has rallied behind the veteran player as he embarks on the next chapter of his life.

Originally reported by ABC News on 20 May 2026