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You may also notice pain, swelling, or redness at the injection site, as well as arm pain. More serious side effects can include severe allergic reactions, non-severe allergic reactions (like ...
For those four to 17 years old, side effects include pain, redness, or swelling at the site of the shot; tiredness; headache; chills; joint or muscle pain; and swollen lymph nodes.
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.
DIC may cause a range of symptoms, including abnormal bleeding, breathlessness, chest pain, neurological symptoms, low blood pressure, or swelling. [28] COVID‑19 vaccines have some adverse effects that are listed as common in the two or three days following vaccination which are usually mild and temporary. [21]
[51] [56] Most side effects are mild to moderate in severity and resolve within a few days. [2] [57] Common side effects include mild to moderate pain at the injection site, fatigue, and headaches. [58] [59] Reports of serious side effects, such as allergic reactions, remain very rare [a] with no long-term complications documented. [2] [61]
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 ...
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A study conducted on 44 rats injected with the Pfizer–BioNTech COVID-19 vaccine at doses over 300 times the human dose by body weight and 44 rats injected with placebo found no statistically significant evidence of any adverse effects on the fertility of female rats or on the health of the offspring of rats (the 3% lower pregnancy rate found ...