The health directorate advises people to avoid working in sunlight for a long period, but rest is a luxury the poor cannot afford
The incident has been reported from Mirpur Upazila of the western district on Sunday afternoon, said police.
Four others including a woman, injured in the lightning, have been hospitalised, Police Inspector Rafiqul Islam told bdnews24.com.
The lightning struck around 1:30pm when the victims were working at a crop field. Five of them died on the spot, he said.