Researchers also said the vaccine protects people against the Wuhan and Kent strains of coronavirus.
A new study suggests the virus that causes common cold could stop SARS-CoV-2 in its tracks.
Questions about long-term immunity and asymptomatic carriers could delay a true return to normal.
Scientists found one dosing regimen may actually provide 90% protection against Covid-19.
A quick and easy guide to how it all works.
The Advertising Standards Authority published its rulings this week.
Smoothie and supplement companies might get your hopes up, but "medically, it doesn’t really make sense".
A clinical trial of the vaccine against Covid-19 found it induces an immune response.