One of the greatest swimmers in the history of Brazil, Pereira won the silver medal in the 400 m individual medley at the 2012 Summer Olympics in London, broke a World Record in short course, and broke countless South American and Brazilian records.
One of the greatest swimmers in the history of Brazil, Pereira won the silver medal in the 400 m individual medley at the 2012 Summer Olympics in London, beating the then-current Olympic champion Michael Phelps. He also broke a World Record in short course, and broke countless South American and Brazilian records.