Usain Bolt push Bolt to do longer sprinting distances with the aim of making the 400 m event his primary event by 2007 or 2008. Bolt was less enthusiastic, and demanded that he feel comfortable in his sprinting. He suffered another hamstring injury in March 2006, forcing him to withdraw from the 2006 Commonwealth Games in Melbourne, and he did not return to track events until May. After his recovery, Bolt was given new training exercises to improve flexibility, and the plans to move him up to the 400 m event were put on hold. The 200 m remained Bolt's primary event
Usain Bolt was 0.03 s slower than his personal best of 20.58 s, which he set in the 1st round. Bolt's 200 m win made him the youngest world-junior gold medallist ever. The expectation from the home crowd had made him so nervous that he had put his shoes on the wrong feet. However, it turned out to be a revelatory experience for Bolt, as he vowed never again to let himself be affected by pre-race nerves. As a member of the Jamaican sprint relay team, he also took two silver medals and set national junior records in the 4×100 metres and