achy arm/sore arm; Fatigue; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 63 year-old female patient received bnt162b2 (BNT162B2), administered in arm left, administration date 30Mar2021 12:30 (Lot number: ER8732 OR iR8732) at the age of 63 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Arthritis" (unspecified if ongoing), notes: .; "Flu-like symptoms" (unspecified if ongoing), notes: she was very sick prior to pandemic.; "flu shot" (unspecified if ongoing), notes: she was sick after the Flu shot as a young child. There were no concomitant medications. The following information was reported: PAIN IN EXTREMITY (non-serious) with onset 31Mar2021, outcome "recovered" (02Apr2021), described as "achy arm/sore arm"; FATIGUE (non-serious) with onset 31Mar2021, outcome "recovered" (03Apr2021), described as "Fatigue".  Additional Information: Caller is a 63 year old female patient who has already received both doses of the Pfizer COVID Vaccine. She mentioned that at the start of the pandemic, she was sick for a month with flu-like symptoms along with her son. She mentioned that she had a lengthy reaction to her 2nd dose of the vaccine. She had an achy arm and was tired for 1 day after the 1st dose, which she considered normal. After the 2nd dose, she had a sore sport on her arm the next day and was fine for a few days. From 22Apr2021 to 03May2021 she mentioned that she had flu-like symptoms with chills, muscle aches, achy joints, headaches, low grade fever, and chills. She mentioned that she had arthritis but after the shot she had a severe case of total body arthritis in which she was crawling around the house. She mentioned that she viewed this as normal, because she and her family would often get sick for a day or 2 after their flu shots decades ago. As of calling, she mentioned that she is already feeling fine. She suspects that she had COVID at the start of the pandemic and would like to determine if people who had previously had COVID had a more intense reaction to the vaccine. She also mentioned that she has no pre-existing conditions, no medications, and is healthy. Caller states that she was diagnosed with arthritis years ago, sometime in her 40s. She states that she can't play piano anymore and that the arthritis is pretty bad in her hands and feet and all her joint really. She states it is pretty common in old people. She says it did feel that more significantly worse after the second vaccine.  She states she is not complaining though because she is so happy to have it. She states that Pfizer has been around for decades. Caller states that the first vaccine she had very little reaction to. She states having a sore arm and some fatigue, but it lasted  about a day or two, she states it was nothing nothing significant. She states she is very happy that she got it and it was easily accessible. She states that she called to find out more information through Pfizer to give to people who are weary and reticent to be vaccinated. She states that she called in to see if there was any correlation with her having COVID in the past and lengthy side effects from the second dose. She states that she had no prior immune problems, no high blood pressure, no diabetes, she is not over weight, she just has arthritis. She states she had a humdinger of a reaction to the second vaccine. She states that it was  easily 7 days and it started 22Apr2021 after the second injection and lasted till this past Monday 03May2021, when she recovered.  She states that she was surprised it was more lengthy then everyone else. She called to find out if she had COVID in the past and maybe she didn't know and that is why she reacted this way. She states that she was not afraid and was not grossly ill. She states that she is still such an advocate of the vaccine. She has friends who refuse to get the vaccine and she is trying to get her friends to get the vaccine. She states that her sickness was more lengthy then her friends and she was disappointed that it lasted so long but she is over it. She states that she knows young people who don't want to wear masks, even though most people do. She does states that some are not and some don't seem to recognize how important this is. She has been looking up links she can send to people, links that she is finding.Caller states that her first reaction was nominal, and with the second one, her daughter is a doctor, and her son, everyone was surprised that she did have a lengthy sickness. She states she did have the flu prior to the pandemic, but she wears masks religiously. She states it was just her second vaccine symptoms which were lengthy.  She  was not alarmed, she got through it and everything is fine. She is not even telling people she was sick, it's just personal thing. Caller states that she had taken no medication prior to getting sick, and she was very healthy. She states that after the first vaccine she didn't take any medication. She did take Tylenol after the second one to improve her symptoms. No follow-up attempts are possible. No further information is expected. Caller states that she hopefully out this safety report helps. She did say that she had significant joint pain after the second dose. She states she is very healthy and she does all her yard work, carries ladders, does her own plumbing, and some electrical work. She  didn't want people coming in to her house while she was sick. She states that she has been going through old boxes, and burning files. She has been active, and lives by herself, all her kids are working hard. She said that she was commuting to work but stopped working and commuting. She states that she would wear two makes before anyone else was. Only in places where there was a lot of people. She was wearing two masks in (Place). She was wearing two masks way before everybody else before (Withheld) recommended it.  PC identified after call disconnected. Full details could not be obtained. Call disconnected. Successful outbound call made at 12:01 PM.   Description of Product Complaint:  Description of complaint: she states that she was sick after the Flu shot as a young child but not every one of them parents were educated enough. She states it wasn't every year, They would have side effects and would all pull out sleeping bags because they were all sick. father was furious so they decided to stagger them getting the flu shot.   No follow-up attempts are needed. No further information is expected