England went into a Blitz mood. "Every single person in this country is going to be affected"
Over-70s - and younger people with certain health conditions - will need to remain at home and have groceries and vital medication delivered, the health secretary said.
All the UK deaths from the virus so far have been among people aged over 60 or with underlying health conditions.
He said car manufacturers, weapon makers and army suppliers would be asked to change their production lines to make ventilators for use in hospitals treating coronavirus - which can cause severe breathing problems.