Following suspensions by some countries of the COVID-19 Oxford AstraZeneca COVID-19 vaccine over suspected blood clots, the Medicines and Healthcare Regulatory Authority (MHRA) in the UK confirms that the benefits of the vaccine in preventing COVID-19 far outweigh the risks. People should still go and get their COVID-19 vaccine when asked to do so.

Read the government advice here and the statement from the Joint Committee on Vaccination and Immunisation (JCVI) here

However, the MHRA has changed their advice in the last few hours to restrict the use of the Oxford AstraZeneca COVID-19 vaccine to people aged over 30 because of the risk of a rare blood clot syndrome. But other European countries and Canada have broader restrictions, with higher age cut-offs. Why are the regulations different, and what are the implications for vaccine roll-out in the UK?

Read more in New Scientist here