Popular singer Subir Nandi was put on life support after his admission to the coronary care unit (CCU) of Combined Military Hospital (CMH) on Sunday night.
Hospital sources said he was taken to the hospital around 11:25 pm on Sunday after he suffered a heart attack.
As his condition was critical, he was put on life support, said the sources.
Subir Nandi won Bangladesh National Film Award for Best Male Playback Singer five times for his performance in the films Mahanayak (1984), Shuvoda (1986), SrabonMegher Din (1999), Megher Pore Megh (2004) and MohuaSundori (2015), UNB reported.
He was awarded Ekushey Padak in 2019.