Doctors home in on cause of blood clots linked with Covid-19 vaccines

Even though the link is not yet firm, they’re calling the condition vaccine-induced immune thrombotic thrombocytopenia or VITT. It’s characterized by unusual blood clotting combined with a low number of blood-clotting cells called platelets. Patients suffer from dangerous clots and, sometimes, hemorrhaging at the same time. It’s been linked most firmly with the AstraZeneca coronavirus […]