The 'world's fattest man' has died at the age of 48 in Mexico after being bedridden for more than a decade.

Authorities in the state of Nuevo Leon confirmed Manuel Uribe, who was certified by the Guinness Book of Records as the world's heaviest man in 2006, died in hospital on Monday.

Uribe, who spent a decade in bed unable to move or walk, eventually slimmed down from his then-record peak weight of 1,230 pounds (560 kilograms) to about 867 pounds (394 kilograms).

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The cause of his death is yet to be confirmed. But sources close to the matter told the Associated Press he was admitted to hospital suffering from "abnormal heartbeat" on 2 May. In addition to his cardiovascular condition, Uribe also believed to suffered from liver problems.

Since the summer of 2002, Uribe, nicknamed 'Meme', had been bedridden, unable to work and relying on his mother and friends to feed and clean him. In 2008, he married Claudia Solis, being transported to the Church on a bed-like truck.

Additional reporting AP