Lange also won fourteen medals at the FIBT World Championships with eight golds (Two-man: 2003, 2007, 2008; Four-man: 2000, 2003, 2004, 2005, 2008), four silvers (Two-man: 2000, 2005; Four-man: 2001, 2009), and two bronzes (Two-man: 2004, Four-man: 2007).