Since January 2003, the following eight riders have died from heart attacks:
Denis Zanette (Italy)
Died January 11 2003, aged 32
Zanette, right, collapsed after visiting the dentist. Instantly linked to the use of the blood-booster EPO, which led to an outcry in Italy and demands for stricter drug controls.
Marco Ceriani (Italy)
Died May 5, aged 16
An elite amateur, Ceriani experienced a heart attack during a race, was admitted to hospital in a coma, and failed to recover consciousness.
Fabrice Salanson (France)
Died June 3, aged 23
Died of a heart attack in his sleep. Was found by his room mate in their team hotel. Had been about to compete in the Tour of Germany.
Marco Rusconi (Italy)
Died November 14, aged 24
Rusconi was leaving the party of a friend last November when he collapsed and died in a shopping centre car park.
Jose Maria Jimenez (Spain)
Died December 6, aged 32
Died from a heart attack in a psychiatric hospital in Madrid. Had retired two years previously but consistently claimed a comeback was imminent.
Michel Zanoli (Netherlands)
Died December 29, aged 35
Zanoli, who retired in 1997, was 35 when he suffered a fatal heart attack.
Johan Sermon (Belgium)
Died February 15 2004, aged 21
Suffered an apparent heart failure in his sleep. Had reportedly gone to bed early to prepare for an eight-hour training ride.
Marco Pantani (Italy)
Died February 15 2004, aged 34