The Queen's granddaughter Zara Tindall and her husband will not be self-isolating following a skiing trip to northern Italy, where the coronavirus has spread.

Tindall and her former England rugby player husband Mike are understood to have returned from the town of Bormio in the virus-hit Lombardy region last week.

Bormio is not one of the 10 locked-down towns in northern Italy named in Foreign Office advice as areas travellers must self-isolate after returning home from the locations.

A spokeswoman for the couple said they were following official Government and health advice, but as they do not currently have any symptoms they would not be going into self-isolation.

The royal pair are understood to have returned from Bormio in the last week

Authorities in Italy have reported that the number of people infected in the country grew to 322, up 45% in 24 hours, and 11 people have now died.

Earlier on Wednesday, Radio 4's Nick Robinson said he was in self-isolation for two days after returning from a holiday in Vietnam and Cambodia.

The 56-year-old BBC presenter said it followed a "routine precautionary check on doctors' advice" following his trip.

Health personnel test people's temperature in the triage area in Turin

On Tuesday night, Channel 4 news presenter Jon Snow announced he would be in precautionary self-isolation for two weeks after visiting Iran to cover the country's election.

Snow said he did not have any symptoms of the virus.

The illness, officially named Covid-19, is causing a range of symptoms including a fever, cough or sore throat .

The FCO is advising against all but essential travel to 10 small towns in Lombardy, (Codogno, Castiglione d’Adda, Casalpusterlengo, Fombio, Maleo, Somaglia, Bertonico, Terranova dei Passerini, Castelgerundo and San Fiorano) and one in Veneto (Vo’ Euganeo), which have been isolated by the Italian authorities due to an ongoing outbreak of the deadly new strain of coronavirus.

Channel 4's Jon Snow is self-isolating after trip abroad amid coronavirus fears

Approximately three million British nationals visit Italy every year.

The Government has further advised UK nationals to leave China where possible as the escalating situation continues to put pressure on the Chinese health system.

If you have traveled specifically, however, from the Hubei Province, including Wuhan, as well as Iran, the locked down areas of northern Italy, special care zones in South Korea you should immediately stay indoors and call NHS 111 to inform them.

This also goes for anyone who has returned to the UK within the last 14 days from the below areas and developed symptoms of cough or fever or shortness of breath.

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Coronavirus outbreak

In Scotland, phone your GP or NHS 24 on 111 out of hours. If you are in Northern Ireland, call 0300 200 7885.

Officials are warning to follow this advice even if your symptoms are minor.

If you have returned from anywhere north of Pisa, Florence and Rimini in Italy, as well as Vietnam, Cambodia, Laos or Myanmar since February 19, follow the same advise.