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  2. Vaccination - Wikipedia

    en.wikipedia.org/wiki/Vaccination

    This is an accepted version of this page This is the latest accepted revision, reviewed on 3 February 2025. Administration of a vaccine to protect against disease This article is about administration of a vaccine. For the vaccines themselves, see vaccine. See also: Immunization Medical intervention Vaccinations Girl about to be vaccinated in her upper arm ICD-9-CM 99.3 - 99.5 [edit on Wikidata ...

  3. Vaccine adverse event - Wikipedia

    en.wikipedia.org/wiki/Vaccine_adverse_event

    According to the U.S. Centers for Disease Control and Prevention, while "any vaccine can cause side effects", [11] most side effects are minor, primarily including sore arms or a mild fever. [11] Unlike most medical interventions vaccines are given to healthy people, where the risk of side effects is not as easily outweighed by the benefit of ...

  4. Immune system - Wikipedia

    en.wikipedia.org/wiki/Immune_system

    Physical exercise has a positive effect on the immune system and depending on the frequency and intensity, the pathogenic effects of diseases caused by bacteria and viruses are moderated. [103] Immediately after intense exercise there is a transient immunodepression, where the number of circulating lymphocytes decreases and antibody production ...

  5. Immune response - Wikipedia

    en.wikipedia.org/wiki/Immune_response

    An immune response is a physiological reaction which occurs within an organism in the context of inflammation for the purpose of defending against exogenous factors. These include a wide variety of different toxins, viruses, intra- and extracellular bacteria, protozoa, helminths, and fungi which could cause serious problems to the health of the host organism if not cleared from the body.

  6. 7 Potential Side Effects From the Updated COVID Vaccine to ...

    www.aol.com/7-potential-side-effects-updated...

    Potential side effects of the 2023 vaccine: This fall’s updated COVID vaccine is new, but it does not produce new, unknown or harsher side effects. “I get that people might be worried about ...

  7. Transfer factor - Wikipedia

    en.wikipedia.org/wiki/Transfer_factor

    Regulator Factors help control overreactions and limit allergies and autoimmune conditions. Transfer factors have been shown to induce an immune response in less than 24 hours. [9] Transfer factors are not species-specific, thus transfer factors produced by a cow's immune system are just as effective in humans as they are in the cow.

  8. RSV vaccine side effects in older adults . The CDC lists the following as possible side effects of the RSV vaccine: Pain, redness, and swelling where the shot is given. Fatigue. Fever. Headache ...

  9. 13 of the most common monkeypox vaccine side effects ... - AOL

    www.aol.com/news/13-most-common-monkeypox...

    According to a 2015 study of more than 350 vaccine recipients, side effects are more common among people who get Jynneos intradermally than those who receive the bigger, deeper subcutaneous shots ...