She won her first senior title at the 2008 European Aquatics Championships in Eindhoven in the 4×200 m relay freestyle.
At the same Championships she won the silver medal in the 400 m freestyle with the time of 4:04.15, all-time fourth fastest behind Federica Pellegrini's world record.
At the 2008 Summer Olympics in Beijing, she finished fourth in the 400 m freestyle final.
On December 6, 2008 she set the world record for the 200 m freestyle (short course) at the French National Championships in Angers, France in a time of 1:53.16.
At the 2012 Summer Olympics her 4 × 200 m freestyle team won the bronze medal in a time of 7:47.49.