A police cordon was set in place on Boar Lane yesterday after a man collapsed with a suspected heart attack.
At 5.50am, (Dec 18) police were contacted by the ambulance service who were attending a man who had collapsed with a suspected heart attack in Boar Lane, Leeds.
He was taken to hospital for emergency treatment, police said.
Police confirmed today (Dec 19) the man remains in a serious condition.
The incident is not suspicious, police said.