It is caused by a member of the coronavirus family that has never been encountered before. Like other coronaviruses, it has transferred to humans from animals. The World Health Organisation (WHO) has declared it a pandemic.
Sore throat
Cough
Fever
Difficulty breathing (severe cases)
No. In the UK, the NHS advice is now that anyone with symptoms should stay at home for at least 7 days. If you live with other people, they should stay at home for at least 14 days, to avoid spreading the infection outside the home. This applies to everyone, regardless of whether they have travelled abroad.
In the UK, you should look on the dedicated coronavirus NHS 111 website for information. If you get worse or your symptoms last longer than seven days, you should call NHS 111. People will no longer be tested for the virus unless they are in hospital.
Many countries have imposed travel bans and lockdown conditions in order to try and halt the spread of the virus. You should check with your local authorities for the latest advice on seeking medical assistance.