Like nearly every vaccine recipient who spoke to The Times for this article, Wilson stressed that she had no regrets about getting the shot, despite the headache, which was gone within 36 hours. The Pfizer-BioNTech and Moderna vaccines both rely on a genetic technology that has never before yielded a vaccine that won regulatory approval. At the Sundale Nursing Home in Morgantown, West Virginia, Betty Shannon, 81, said some fellow residents had an upset stomach after becoming some of the nation’s first seniors to receive a COVID vaccine. The side effects dissipate within a few days, and they are a signal, the experts say, that the vaccine is working. But the process also releases substances that can cause inflammation, which can result in fever, fatigue, headache and other symptoms.

Source: bd News24 December 28, 2020 13:07 UTC