Simultaneous administration of a COVID-19 mRNA booster shot and the seasonal influenza vaccine slightly increased the risk of systemic reactions during the following week compared with a booster shot ...

The objective of this study was to investigate symptoms after vaccination with different COVID-19 vaccines reported from employees in an Austrian University hospital. A paper-based survey was ...

Vaccination is a critical tool for controlling infectious diseases, with its use to protect against COVID-19 being a prime example. Where a disease is highly transmissible, even a small proportion of ...

Booster vaccines reduced the risk of COVID‑19-related hospitalization and death, according to a new study of over 3 million adults who had the autumn 2022 vaccine in England. The research, led by the ...