[2] He competed in the men's light heavyweight event at the 1928 Summer Olympics.
[3] Luiga began training as a boxer at the Kalev Tallinn multi-sport club in 1924 with Valter Palm.
He was a member of both the Estonian national weightlifting and wrestling teams.
He died of cancer, aged 30, and was buried in Tallinn's Rahumäe cemetery.
[1] This biographical article relating to weightlifting in Estonia is a stub.