The wife of Anthony Leonard Platt, the man better known as Atlanta hip-hop icon DJ Unk, has revealed the cause of his death.

ATLANTA -- The cause of death for DJ Unk, the Atlanta rapper known for 2000s hit songs “Walk It Out” and “2 Step,” has been revealed days after his death on Jan. 24 at age 43.

DJ Unk, the Atlanta musician known for hits including 'Walk It Out,' reportedly died in his sleep following a cardiac arrest, his wife, Sherkita Long-Platt, told TMZ.