We're back in familiar territory - growing concern about a new variant of coronavirus.
Covid infection rates have started rising sharply in parts of Western Europe, prompting the introduction of fresh restrictions and lockdowns.
Two mothers who died of herpes after giving birth could have been infected by a single surgeon, the BBC has found.â¯
Patients with a rare genetic condition that causes progressive muscle weakness are to benefit from a new treatment available on the NHS in England.
Healthy children aged 12 to 17 are being advised to wait 12 weeks after a coronavirus infection before having a Covid jab in the UK.
About two million people who have not been fully vaccinated against Covid-19 have been placed in lockdown in Austria as the country faces a surge in cases.
All over-40s should be offered a third dose of a Covid vaccine, according to the UK government's vaccine advisers.
An important trial will test how to boost Covid jab protection in vulnerable patients whose immune systems are weakened by drugs they need for other health conditions.
Understanding how some people naturally resist Covid infection, despite clearly being exposed to the virus, could lead to better vaccines, say researchers.
"I was surrounded by malaria. All of my friends had it, I had it, my siblings and parents."
