In 1998 Adams met former javelin thrower Kirsten Hellier, who would become her coach for the next 11 years. Adams first came to prominence when winning the World Youth Championships in 2001, with a throw of 16.87 m. She followed this up in 2002 by becoming World Junior champion, throwing 17.73 m, and gained her first international senior placing with the silver medal at the Commonwealth Games, throwing 17.45 m.