A man was taken to hospital following a traffic accident in Cullingworth this morning.
A West Yorkshire Police spokesman said the man fell ill while at the wheel of his vehicle, then was involved in a collision with another car.
He added that the accident took place shortly before 11am in Halifax Road.
“The man was taken to Bradford Royal Infirmary in a serious condition,” he said.
The road was reported to be still closed at 1pm today.