BA.4 and BA.5 Omicron: How worried should we be?/in /by
Surges of Covid are happening again around the world, driven by some new subvariants of Omicron.
Vaping – is it a risk-free option?/in /by
Colourful gadgets and fruity flavours are popular, but what's really known about their health effects?
Covid vaccine: How many people are vaccinated in the UK?/in /by
A look at progress made in vaccinating the country, as more than 52 million people have received at least one dose and 38 million have had a booster or third dose.