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  2. Feb 27, 2024 · COVID-19 vaccines — like all vaccines and other medical products ... New guidance from the CDC advises people to isolate until they have been fever-free and with symptoms improving for at least ...

    • Children
    • Young Adults
    • Older Adults

    FDA approval of the COVID-19 vaccine for children ages 5 to 11 happened in October 2021. Because of this, there’s less data on vaccine side effects in children. However, clinical trials where researchers tested the vaccines in children revealed no serious side effects, according to 2021 research. The most common side effects from the study were sim...

    A 2021 studyTrusted Sourceof vaccine side effects published in JAMA found that younger adults were more likely to have adverse side effects than older adults. Another 2021 studyTrusted Sourcefound young adults and adolescent males were the most likely to experience myocarditis as a vaccine side effect. The study found that 79 percent of reported my...

    Older adults are less likely to have vaccine side effects than younger adults, according to the earlier study by JAMATrusted Source.

    • Rachel Nall, MSN, CRNA
  3. Mar 31, 2021 · Typical side effects include pain at the injection site, fever, fatigue, headache, muscle pain, chills and diarrhoea. The chances of any of these side effects occurring after vaccination differ according to the specific vaccine. COVID-19 vaccines protect against the SARS-CoV-2 virus only, so it’s still important to keep yourself healthy and well.

  4. Arm soreness at the site of the injection (sometimes known as “COVID arm”) Fatigue. Muscle aches. Headache. Fever and chills. Swollen lymph nodes. The data shows that side effects are more ...

  5. Dec 11, 2021 · Most people have a sore arm right after being vaccinated, and more body-wide effects like fever and chills within 8 to 12 hours. Most side effects stop within 48 hours. The vaccine cannot cause a COVID-19 infection, so symptoms mean your body is building a healthy immune response. If you’re getting ready for the first, second, or booster dose ...

  6. May 1, 2024 · These vaccines have U.S. Food and Drug Administration (FDA) emergency use authorization or approval. 2023-2024 Pfizer-BioNTech COVID-19 vaccine.. In December 2020, the Pfizer-BioNTech COVID-19 vaccine two-dose series was found to be both safe and effective in preventing COVID-19 infection in people age 18 and older.

  7. Coronavirus disease 2019, or (COVID-19), is a respiratory disease caused by the SARS-CoV-2 virus, a coronavirus discovered in 2019. The virus spreads mainly from person-to-person through respiratory droplets produced when an infected person coughs, sneezes, or talks. Some people who are infected may not have symptoms.

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