Backstories What are the side-effects of the Pfizer vaccine?
This is part 81 of our coronavirus FAQ. Click here to read other installments: #Coronavirus the facts. Find the latest information and answers from experts on everything COVID-19.
Side-effects
Typical side-effects from vaccines include fever and swelling around the injection site. According to Dr. Taniguchi Kiyosu, the head of the clinical research department at the National Mie Hospital, these symptoms indicate that the vaccine is working.
Japan is using the Pfizer vaccine for its coronavirus inoculation program. According to a weekly report by the US Centers for Disease Control and Prevention, of the roughly 815,000 people who had received a first dose of the Pfizer vaccine as of January 13, nearly 73% experienced pain in the site of injection. Other side-effects include: fatigue (21.9%), headache (17.5%), muscle pain (14.7%), swelling (6.2%), fever (5.8%), chills (5.5%), joint pain (5.3%), an
No flu outbreak reported this season The number of patients with seasonal flu in Japan was below 100 during the first seven days of February. That s far below the levels seen before.
The health ministry says this is the first time an influenza outbreak has not been reported at this time of year since the present survey method was introduced in 1999.
The National Institute of Infectious Diseases and others say about 5,000 designated medical institutions around the country reported a total of 98 influenza cases in the week through February 7. The figure is up by 34 from the week earlier.
The cases were reported in Tokyo and 20 other prefectures, or less than half of Japan s prefectures.