Legendary manager Mircea Lucescu has died at the age of 80, five days after stepping down as Romania's head coach, BBC reported. 

Lucescu resigned on Thursday after falling ill before a training session.

He received treatment in hospital after reportedly, external suffering a heart attack on Friday morning.

"The Romanian Football Federation expresses its boundless regret following the death of the one who was, is and will remain an absolute legend: Mircea Lucescu," the country's federation said in a statement.