What to Know About Vaccine-Linked Deaths, Allergies

Like all new drugs, the vaccines that have been authorized to protect against Covid-19 come with some safety concerns and side effects. Many people who’ve received the first two Western shots deployed, one from Pfizer Inc. and BioNTech SE, and another from Moderna Inc., have experienced fever, headache and pain at the site of the injection. These side effects generally disappear quickly. More worrisome, Norway has reported deaths among elderly people with serious underlying health conditions fol