Royal Cornwall Hospitals Trust has launched a major incident plan to deal with high levels of emergency admissions, and a norovirus outbreak.
Two wards have been closed at the Royal Cornwall Hospital in Treliske, and as many as twenty routine operations a day are being postponed.
The trust is advising non-emergency patients to ring before coming to its hospitals.
More top news
Cornwall have retained their County Championship title beating Cheshire at Twickenham.
Exeter Chiefs refuse to be too downhearted after losing their first Premiership rugby final to Saracens.
Thousands of rugby fans made the journey to Twickenham today to see the Exeter Chiefs take on Saracens.