"burning sensation in my upper arm"; her foot swelled; below her knee to her ankle, was hurting; left arm was tingling; This is a spontaneous report from a contactable consumer (patient). A 67-years-old female patient received second dose of BNT162B2 (PFIZER- BIONTECH COVID- 19 VACCINE, Solution for injection, Batch/Lot number was not reported), via an unspecified route of administration, administered in arm left on 04Apr2021 at the age of 67-years-old as  single dose for COVID-19 immunisation. The patient medical history and concomitant medications were not reported. The patient received first dose of BNT162B2 (PFIZER- BIONTECH COVID- 19 VACCINE, Solution for injection) on an unspecified date. On an unspecified date, the patient experienced burning sensation in her upper arm, her foot swelled, below her knee to her ankle, was hurting and left arm was tingling. The reporter was who had both doses of the Pfizer COVID 19 vaccine. She stated, she didn't get sick after having my vaccines like everyone else did, she came home and cooked  dinner. She went to the ER on saturday morning because her feet had swollen, and she had a weird feeling in her upper arms. They did blood work, and everything came back normal. She still having some burning sensation in her upper arm. Her daughter saw on social media that some people after having the vaccine could stick stuff to their arm where they got the shot. So, they tried it and she can stick a fork and a small copper battery to my arm. She placed a small battery and fork on her arm, and it stayed on her arm, like a magnet, after the second vaccine. She was not sure if she could do this before so it may not be related to the vaccine. She does not have anything bad to say about the vaccine. She just wanted to let know incase someone else called in and had the same thing happening with them. She talked with my doctor about it, and they didn't know if it could be caused by the vaccine or not. They thought that maybe she just has a lot of electricity in her body. She does not know anyone else who got the Pfizer vaccine, or she would ask them to test it out and see if the same thing happened to them but everyone, she knows has gotten the Moderna vaccine. She just wanted to call and see if this had happened with anyone else. The reporter questioned, is there any information on magnetic effects at the injection site after receiving vaccination with the Pfizer-BioNTech COVID-19 vaccine? Response received with; we were not aware of any properties of the content of the vaccine that would suggest magnetic effects at the site of injection. As of 30Ap2021, a search of our safety surveillance database for Pfizer-BioNTech COVID-19 vaccine revealed no spontaneous reports of magnetic properties at injection site since the market introduction (including emergency use authorization) of Pfizer-BioNTech COVID-19 vaccine. Also, a search of the published medical literature on 19May2021 failed to identify relevant information on this topic. Therefore, we are not aware of any information regarding events of magnetic effects at the site of injection. We kindly refer you to your healthcare provider for any follow-up questions you may have. Reason for no lot number of Pfizer vaccine, for Covid was caller unwilling to complete the report. Patient history and investigation assessment was not provided. The patient stated she was fine and had no side effects. Patient stated, last week, on friday, her foot swelled. Reclarified, below her knee to her ankle, was hurting. Patient stated her left arm was tingling and she had a burning sensation, specifically in the upper arm. Patient stated she went to the emergency room and she states everything was fine. Patient states she also went to her doctor. Reclarified, Patient reported that she placed a small battery on her arm, and it stayed on her arm, like a magnet. Patient stated that she put a fork on her arm, and that stuck to her arm as well. Patient stated she took a picture. Patient stated when she went to the doctor, her doctor told her that her body has a lot of electricity, and that was why he thinks that those things are sticking to her arm. Patient stated she was fine, but those things that are attaching to her body, that has never happened before. Patient clarified that she saw some videos on social media, which was a website on the internet. Patient stated that she saw videos of people who had batteries, stuck to their arms. Patient could not provide any specifics for these people. Patient stated that her doctor said she has a lot of electricity in her body. Patient asked if Pfizer has ever heard of that side effect? Patient stated she read a lot about the side effects of the vaccine online. Patient agreed to be transferred to medical information. Patient stated she wanted to make Pfizer aware of what she was experienced. Patient stated her foot swelling went away. Patient stated her foot swelling went away. Patient stated she will be getting her leg Xrayed. Patient stated that a fork can stay attached to her arm, and she is not sure that is from her electricity or the vaccine. Patient declined to complete a safety report at the time of report. Reference number provided. Patient declined website information. The Patient was provided with phone number of, option 3, and hours of operation. The Patient also provided with  phone number and hours of operation, if she would like to call back at another time. On an unspecified date of 2021, the patient underwent lab test: blood work: normal. The outcome of the event her foot swelled was recovered on unspecified date and unknown for other events.  Information on the lot/batch number has been requested. further information has been requested