Moderna Vaccine Headache. The doses are administered 28 days apart and the vaccine trains the immune system to fight against future infections. About 75 of Pfizer-BioNTech vaccine.
Side effects throughout the body such as fever chills tiredness and headache are more common after the second dose of the vaccine. Less common side effects after the Moderna vaccine include. Fatigue headache muscle pain.
Injection site reactions.
I know I did. Pain at the injection site. According to Business Insider the most common side effects of the first dose of the Moderna vaccine include injection-site pain fatigue and. Injection site pain and swelling chills fever fatigue and headache read the FDAs briefing here.