Mark Cavendish is a record-breaking road race cyclist . The British sprinter says he always had to win at everything , even as a kid . how , I just know that I can . '' Cavendish also trains his brain regularly with Sudoku puzzles . Hide Caption 8 of 10
Mark Cavendish is a record-breaking road race cyclist . The British sprinter says he always had to win at everything , even as a kid . Cavendish also trains his brain regularly with Sudoku puzzles . Hide Caption 8 of 10