In Aug2021 I was suspected of having PMR and diagnosed in Dec2021 by a rheumatologist; Muscle weaknesses and pain in upper arms, thighs and lower back.  Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.  Migraine headaches and blurred vision.; pain in upper arms; thighs and lower back; Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.; Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.; Migraine headaches and blurred vision; Migraine headaches and blurred vision; knee replacement; thighs and lower back; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 64-year-old female patient (not pregnant) received BNT162b2 (BNT162B2), on 14Apr2021 at 12:00 as dose 2, single (Lot number: Ew0151) at the age of 63 years, in left arm for covid-19 immunisation. The patient's relevant medical history included: "Shellfish" (unspecified if ongoing). The patient took concomitant medications. Past drug history included: Mycin drugs, reaction(s): "Drug Allergy". Vaccination history included: BNT162b2 (DOSE 1, SINGLE, Batch/Lot No: EP6955, Location of injection: Arm Left, Vaccine Administration Time: 12:00 PM), administration date: 24Mar2021, when the patient was 63-year-old, for Covid-19 immunization. The following information was reported: LETHARGY (disability), LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (disability) all with onset Apr2021, outcome "not recovered" and all described as "Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance."; POLYMYALGIA RHEUMATICA (disability, medically significant) with onset Dec2021, outcome "not recovered", described as "In Aug2021 I was suspected of having PMR and diagnosed in Dec2021 by a rheumatologist"; MIGRAINE (disability), VISION BLURRED (disability) all with onset Apr2021, outcome "not recovered" and all described as "Migraine headaches and blurred vision"; MUSCULAR WEAKNESS (disability) with onset Apr2021, outcome "not recovered", described as "Muscle weaknesses and pain in upper arms, thighs and lower back.  Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.  Migraine headaches and blurred vision."; KNEE ARTHROPLASTY (disability) with onset Apr2021, outcome "not recovered", described as "knee replacement"; PAIN IN EXTREMITY (disability) with onset Apr2021, outcome "not recovered", described as "pain in upper arms"; PAIN IN EXTREMITY (disability), BACK PAIN (disability) all with onset Apr2021, outcome "not recovered" and all described as "thighs and lower back". The events "in aug2021 i was suspected of having pmr and diagnosed in dec2021 by a rheumatologist", "muscle weaknesses and pain in upper arms, thighs and lower back.  extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.  migraine headaches and blurred vision.", "pain in upper arms", "thighs and lower back", "extreme lethargic and loss ability to rise from a chair or lift upper body without assistance.", "migraine headaches and blurred vision" and "knee replacement" required physician office visit. Therapeutic measures were taken as a result of polymyalgia rheumatica, muscular weakness, pain in extremity, pain in extremity, lethargy, loss of personal independence in daily activities, migraine, vision blurred, knee arthroplasty, back pain.  Clinical information:  There was no any other vaccine  received in four weeks.Muscle weaknesses and pain in upper arms, thighs and lower back. Extreme lethargic and loss ability to rise from a chair or lift upper body without assistance. Migraine headaches and blurred vision. In full disclosure I had just had a knee replacement I. Apr2021 and was relating all the symptoms to the surgery. However months after my surgery I was suffering worse with side effects not related to the surgery. In Aug2021 I was suspected of having PMR and diagnosed in Dec2021 by a rheumatologist. More than an year later I still suffer with muscle pain and weaknesses, lethargy, vision issues and headaches. AE resulted doctor or other healthcare professional office/clinic visit,disability or permanent damage No any covid prior vaccination and covid tested post vaccination. Patient was treated with Prednisone and methotrexate. No covid prior and post vaccination. Patient received other medications in 2 weeks..  Follow-Up (16Aug2022): Follow-up attempts are completed. No further information is expected.