tiredness; A little bit of chills; A sense of not feeling well/She just does not feel good/her body not feeling okay; Her neck and head felt so heavy. Her neck and head felt so heavy that she could not hold it up; She felt like her body was so sick, she had no strength; she has pain in her back, neck and spinal cord; Body pain/body aches; Neck pain/neck felt so heavy; She felt like her body was so sick/Her body felt really really sick; Severe back pain/pain in her back; This is a spontaneous report from a contactable consumer (patient). A 51-year-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, lot number: EN6208) at right arm on 18Mar2021 09:00 AM at single dose for COVID-19 immunization (She believes in vaccines. She thinks its better to be vaccinated than to not be vaccinated). Medical history included COVID-19 from 01Feb2021 and three heart ablations. Concomitant medications were none. Additional Vaccines Administered on Same Date of the Pfizer Suspect was None. Prior Vaccinations (within 4 weeks) was None. Family Medical History Relevant to AE was None. She is calling about the Pfizer covid vaccine. She received her first dose of the covid vaccine on 18Mar2021. She got body aches (Mar2021) after. On 02Apr2021, she had to go to the emergency room.  She had severe neck and body pain. She went to the emergency room because she could not take it anymore. Her body felt really really sick. Now she has pain in her back, neck and spinal cord (Mar2021). She has a weird feeling in her body. She just does not feel good. At the emergency room, they did blood tests on her. She did not have covid or the flu. Her hemoglobin came back normal, and so did all of the other things. She has this tiredness (Apr2021), pain in her back and a sense of not feeling well. She is calling to see what Pfizer suggests. She is asking if she can take anything, if so what can she take. She is asking how long will this last. She is asking if this is related to the vaccine. After first dose, Body aches began about five days after receiving the covid vaccine. She had body aches, a sense of not feeling well, and a little bit of chills. A little bit of chills began about five days after receiving the covid vaccine and resolved completely now. Clarifies that on 18Mar2021, she received the first dose of the covid vaccine. On that same day (18Mar2021), is whenever she had chills and a sense of her body not feeling okay. 48 hours after that, she had no more chills. Two or three days after, she started having back and neck pain. Her neck and head felt so heavy. Her neck and head felt so heavy that she could not hold it up. She was in pure desperation. She had to go to the emergency room. She never goes to the emergency room, unless she absolutely has too. She felt like her body was so sick, she had no strength. Then she received her second dose on 08Apr2021 (Lot number: ER8732). It has been 12 or 13 days since and her body aches have continued. She still feels like she is very sick. She just wants to lay down, but she can not because she has to work. She does not feel like herself. She feels like something is off in her body. Pain in her back, neck and spinal cord began two to three days after receiving the first dose of the covid vaccine. Body aches was reported as worsened. Pain in her back, neck and spinal cord was reported as worsened. No Investigation Assessment. She was not admitted to the hospital. Physician Office was No. outcome of Body pain, neck pian, Severe back pain, she has pain in her back, neck and spinal cord and She felt like her body was so sick was not recovered, outcome of chills is recovered in Mar2021, outcome of other events was unknown.   No follow-up attempts are needed. No further information is expected.