Jackie Stewart was taken to hospital today after being taken ill during a flight.
The three-times world champion was returning from the Geneva Motor Show.
A statement issued by his office said: “Sir Jackie is in Hillingdon Hospital, Uxbridge after a physical set back on a flight back from Geneva to London Heathrow early this afternoon (flight no. BA0727).
“He is fully conscious and having precautionary medical checks but we are expecting a full recovery.”