Search for Covid’s origins stalled, scientists say
"The window of opportunity" for crucial studies into how the Covid-19 pandemic started is closing, scientists say.
Author Archives: BBC News - Health
Smoking surge in young during Covid lockdown
The number of 18 to 34-year-olds smoking increased by a quarter in England during the first lockdown.
Covid infection protection waning in double jabbed
Experts say it is to be expected and boosters may be needed, at least for some people, ahead of winter.