Covid tier system: What is the tier lockdown system in England?
The BBC's Laura Foster uses baked goods to explain how the new Covid alert system in England will work.
Author Archives: BBC News - Health
The dogs trained to sniff out Covid-19
Specially trained dogs in Lebanon are learning to detect coronavirus as part of a research project.
Covid: Sage scientists called for short lockdown weeks ago
The government took "robust action" at the time, such as the rule of six, a cabinet minister says.