A patient with vaccine-inducted thrombotic thrombocytopenia was successfully treated with a heparin alternative, after receiving the Johnson & Johnson vaccine.
A study by Annenberg Public Policy Center (APPC) researchers has found that users of conservative and social media are more likely to believe COVID-19 conspiracy theories.
A new study has found that a single dose of the COVID-19 vaccine boosts protection against SARS-CoV-2 variants, but only in those with previous infection.
Pfizer could make their COVID vaccine available to 12-year-olds in Europe from June, after clinical trials in March showed 100% efficiency for those aged 12 to 15.
The study found that missing a second COVID dose could "prolong" the pandemic, with more than 5 million people in the US not taking their scheduled dose.
According to new research from the University of Virginia School of Medicine, more than a quarter of American children had not received common childhood vaccinations in 2018.
The city of Manaus was hit so overwhelmingly by the Brazilian COVID mutation, it was believed that 75% of the population had COVID - what new truths are scientists learning about this powerful variant?
New data from the UK's vaccination programme suggests that one in four people get Pfizer and AstraZeneca vaccine side effects - with most peaking in the first 24 hours, then gone in two days.
