Japan announced on 26 June 2023 that it may have entered its ninth wave of covid-19 infections.1 Epidemiologists […]

Why is the laboratory leak theory in the news again?As a mystery with no definitive answer, the story […]

Health systems must constantly prepare for crises that threaten their operations. These include shocks that arise rapidly and […]

Last week’s covid-19 inquiry hearings picked up where they left off, with politicians shirking any connection between their […]

Mendelian randomisation (MR) can be implemented as an instrumental variable analysis, with genetic variants as an instrument for […]

Patients admitted to hospital with covid-19 were more likely to die if they also had a fungal infection, […]

Antigenic variation in the SARS-CoV-2 omicron variant and subvariants are substantial compared with previous variants and covid-19 vaccines […]

The UK’s all cause mortality was 3.1% above average during the covid-19 pandemic compared with the previous five […]

Covid-19 may have dealt a “lasting adverse hit” to NHS performance rather than a short lived one-off shock, […]

The NHS received one of the highest weekly numbers of 111 calls last week as demand on the […]