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Side effects were similar to the second dose: headache, fatigue, and injection site pain. A booster shot of Moderna's coronavirus vaccine has similar side effects to what people experienced after ...
The most common side effects of the Pfizer vaccine varied by age. For clinical trial participants 6 through 23 months, they were fever; pain, redness and swelling at the injection site ...
Vaccine side effects can include arm pain, flu-like symptoms, and rashes. Here's what to expect, according to people in their 30s to 70s.
SIRVA is caused by improper insertion of the needle used in injections. It is "a preventable occurrence caused by the injection of a vaccine into the shoulder capsule rather than the deltoid muscle. As a result, inflammation of the shoulder structures causes patients to experience pain, a decreased range of motion, and a decreased quality of life."
The Moderna news followed preliminary results from the Pfizer-BioNTech vaccine candidate, BNT162b2, with Moderna demonstrating similar efficacy, but requiring storage at the temperature of a standard medical refrigerator of 2–8 °C (36–46 °F) for up to thirty days or −20 °C (−4 °F) for up to four months, whereas the Pfizer-BioNTech ...
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How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...
Myocarditis after receiving a Covid vaccine is rare. Pfizer and Moderna are researching possible long-term risks for those who recovered from heart problems after vaccination.