People are being advised to get a flu jab to help protect against the "double danger" of flu and coronavirus.
Hundreds of migrants and refugees at a new temporary camp on the Greek island of Lesbos have tested positive for coronavirus, officials say.
Restrictions will get tougher if rules are not followed, Matt Hancock says, as £10,000 fines for those who fail to self-isolate are introduced in England.
The number of confirmed coronavirus cases across the globe has surpassed 30 million, according to figures by America's Johns Hopkins University.
The number of confirmed coronavirus infections in India has surpassed five million, officials say, the second-highest in the world after the US.
A new antibody treatment is to be trialled on Covid-19 patients in UK hospitals.
UK researchers are to begin trials of inhaled coronavirus vaccines.
Israel is to impose a new national lockdown to contain the spread of coronavirus - with tough restrictions coming into effect on Jewish new year.
Trials of a Covid-19 vaccine being developed by AstraZeneca and Oxford University will resume after being paused due to a reported side effect in a patient in the UK.
Final clinical trials for a coronavirus vaccine, developed by AstraZeneca and Oxford University, have been put on hold after a participant had a suspected adverse reaction in the UK.