Vaccination

High effectiveness of mix-and-match COVID-19 vaccines

People who had received a first dose of the Oxford-AstraZeneca COVID-19 vaccine and received an mRNA vaccine for their second dose had a lower risk of infection compared to people who had received both doses of the Oxford-AstraZeneca ...

Diseases, Conditions, Syndromes

New York leaders sounds alarm over potentially COVID-linked syndrome

New York's Mayor Bill de Blasio on Sunday voiced "tremendous concern" over an uptick in cases of a pediatric syndrome that scientists suspect could be linked to COVID-19, which has left at least three people dead statewide.

Diseases, Conditions, Syndromes

WHO monitors hepatitis of unknown origin in UK children

The World Health Organization said Friday it was monitoring cases of hepatitis of unknown origin in dozens of children in Britain, some of whom required a liver transplant.

Diseases, Conditions, Syndromes

Netherlands, Australia find omicron variant as curbs spread

The Netherlands confirmed 13 cases of the new omicron variant of the coronavirus on Sunday and Australia found two as the countries half a world apart became the latest to detect it in travelers arriving from southern Africa.

Diseases, Conditions, Syndromes

Coronavirus: Who is at risk and how do we know?

For many of us, the threat of coronavirus suddenly feels much closer to home. The last few days have seen a rapid increase in the number of cases in South Korea, Iran and Italy. Now officially a pandemic, the virus has proven ...

Diseases, Conditions, Syndromes

Liberia's last Ebola patient discharged (Update)

Liberia discharged its last confirmed Ebola patient on Thursday, as it reported for the first time in nine months it had gone a full week without any new infections.

Diseases, Conditions, Syndromes

South Korea reports surge in virus cases linked to hospital

South Korea reported 142 more coronavirus cases Saturday, the sharpest spike in infections yet, with many new cases involving patients being treated in hospital for mental health issues.

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