What to know about the risk of blood clots and the AstraZeneca vaccine

The UK’s medicines regulator has said that at least 30 people in the United Kingdom had experienced rare types of blood clots after receiving the Oxford-AstraZeneca vaccine, but warned it was too early to know whether the shot itself triggered the clots.The UK’s medicines regulator has said that at least 30 people in the United Kingdom had experienced rare types of blood clots after receiving the Oxford-AstraZeneca vaccine, but warned it was too early to know whether the shot itself triggered the clots.