Smoking more than 20 cigarettes a day almost triples the chances of suffering a potentially fatal brain haemorrhage, research has shown.
Quitting reduces the danger but heavy smokers who give up tobacco are still twice as much at risk as people who have never smoked.
More top news
The move comes amid a motion of no confidence that was tabled against Labour leader Jeremy Corbyn.
The first anniversary of the Sousse terrorist attack - which left 30 Britons dead - will be marked by families of the victims on Sunday.
Since Friday's EU result, the Liberal Democrats have recorded thousands of voters signing up to become members.