If you’ve ever gotten a flu shot, you may have felt soreness in your upper arm for a day or two afterward. That’s just a sign the vaccine is working, immunologists say. The flu vaccine works by introducing your body to a foreign substance called an antigen (in this case, the antig...
We aim to investigate the efficacy of auricular acupressure (AA) therapy in preventing and relieving AEFI after injection of COVID-19 vaccine. Methods The study design is a randomized, multicentre, three-arm controlled, single-blind trial. Participants meeting the inclusion criteria will be ...
Although the incidences of new cases of hepatitis B virus (HBV) infection have since fallen dramatically with the availability of an effective vaccine since 1980, there remains an estimated 350 million people worldwide who chronically infected with the virus [15]. According to the World Health Or...