JD Sports has cut £50m from its full-year profit forecast, now expecting pre-tax profits of £700m–£800m versus the prior £750m–£850m range. The proximate cause is cost-of-living pressure on its core demographic — young consumers — driven in significant part by fuel price inflation linked to the Strait of Hormuz closure during the US-Israeli war on Iran. Shares fell 14% on Thursday to their lowest since May. The damage is geographically uneven and revealing. North America, JD's marquee growth market, suffered a 6.8% like-for-like sales decline in Q2. Europe dropped 2.7%. The UK was the sole bright spot, buoyed by World Cup replica kit sales and outdoor gear demand through Blacks and Go Outdoors. Overall like-for-like sales fell 3.1% in the quarter. CEO Régis Schultz acknowledged the company was forced into price cuts and promotions to move inventory, compressing margins on top of volume declines. The retailer operates 4,800 stores worldwide. The combination of lower volumes and margin-eroding discounting is a classic squeeze pattern: geopolitical shock → energy inflation → consumer wallet pressure → promotional spiral → profit collapse. Underlying this cyclical hit is a structural vulnerability. GlobalData analyst Chloe Tedford-Jones named the core issue: JD's over-reliance on Nike, which is experiencing an "innovation drought in footwear." Challenger brands On and Hoka are growing but lack the volume to backfill Nike's heritage deficit. The sportswear market is shifting from athleisure toward outdoor and performance gear, and JD is trailing the pivot. Governance instability compounds the strategic problem. Chair Andrew Higginson exited last month after reportedly failing to convince the board to remove Schultz. Peter Agnefjäll, the former Ikea boss, becomes JD's fourth chair in just over four years when he starts next month. Darren Shapland has been interim chair. Higginson himself replaced Peter Cowgill, who left in 2022 after a competition regulator fine of more than £4m over clandestine meetings with the boss of takeover target FootAsylum. Susannah Streeter of Wealth Club framed the broader signal: the sneaker is becoming "a canary in the coalmine for confidence." American shoppers are growing cautious as the jobs market weakens and inflation persists. Consumers are still spending, but shifting away from hyped discretionary brands toward necessities — precisely the behavior that punishes JD's business model most. The structural picture is a retailer caught between three forces it doesn't control: geopolitical fuel shocks, Nike's product stagnation, and a consumer preference shift it hasn't yet adapted to. The boardroom churn suggests the organization knows it has a strategy problem but hasn't stabilized leadership long enough to solve it.