The known risks of COVID-19 illness and its related, possibly severe complications, such as long-term health problems, hospitalization and even death, far outweigh the potential risks of having a rare adverse reaction to vaccination like myocarditis or blood clots.Mar 16, 2022
Injection-site pain occurred after dose 1 in 66.2% of participants and 68.6% after dose 2.One third of participants (33.9%) reported fatigue after dose 1 and 55.7% after dose 2.Mar 7, 2022
A vaccine administration error is any preventable event that may cause or lead to inappropriate use of vaccine or patient harm. Feb 22, 2022
Commonly reported side effects in the clinical trial included injection site pain (sore arm), redness and swelling, fatigue, headache, muscle and/or joint pain, chills, fever, swollen lymph nodes, nausea and decreased appetite.Feb 16, 2022
You probably experienced COVID-19 vaccine side effects fairly quickly when you had your initial injections. The same is true for COVID-19 vaccine booster shots: Most people notice side effects within the first 24 hours. The symptoms typically only last a day or two. Some people don't notice any side effects.Nov 8, 2021
The most commonly reported side effects were pain at the injection site, tiredness, headache, muscle pain, chills, joint pain, nausea and vomiting, swollen lymph nodes in the same arm of the injection and fever. Side effects typically started within two days of vaccination and resolved two or three days later.Feb 16, 2022
The rates of myocarditis were highest after the second vaccination dose in adolescent males aged 12 to 15 years (70.7 per million doses of the BNT162b2 vaccine), in adolescent males aged 16 to 17 years (105.9 per million doses of the BNT162b2 vaccine), and in young men aged 18 to 24 years (52.4 and 56.3 per million.Jan 25, 2022
They are also more likely to occur in women who are pregnant or on oral contraceptives, or in people who have hereditary disorders that predispose them to blood clotting. As mentioned above, the clotting condition associated with the J&J vaccine is called thrombosis with thrombocytopenia (TTS).Dec 17, 2021
It's likely related to variations in the immune system and its response, which may be influenced by things like age, genetics or underlying medical conditions.May 18, 2021