having heart problems since receiving the vaccine. She says that she has a fast beating, pounding heart; experiences shortness of breath sometimes; I have not felt good, She feels completely debilitated; underweight now, lost 20 lbs; She feels jittery inside and is very scared with what's going on; my equilibrium is off and I don't feel safe driving; my thinking is not as clear; digestion got really messed up too; headache; fatigue; she says that where she got the shot, her arm is still sore; my knees gave out on me; I got the shot 6 months ago and I have not felt well since then; on her couch and started feeling funny; dizzy; made my arms feel funny too; muscles are weak; This spontaneous case was reported by a consumer and describes the occurrence of MENTAL IMPAIRMENT (my thinking is not as clear) in a 62-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. Unknown) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Anxiety and Glaucoma. Concurrent medical conditions included Drug allergy (Azithromycin). Concomitant products included PACLITAXEL (PAXEL), OXAZEPAM, TRAZODONE and TRAVOPROST (TRAVATAN) for an unknown indication.    On 20-Mar-2021, the patient received dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 20-Mar-2021, the patient experienced MALAISE (I got the shot 6 months ago and I have not felt well since then), FEELING ABNORMAL (on her couch and started feeling funny), DIZZINESS (dizzy), LIMB DISCOMFORT (made my arms feel funny too), MUSCULAR WEAKNESS (muscles are weak) and ARTHRALGIA (my knees gave out on me). On an unknown date, the patient experienced MENTAL IMPAIRMENT (my thinking is not as clear) (seriousness criterion medically significant), PALPITATIONS (having heart problems since receiving the vaccine. She says that she has a fast beating, pounding heart), DYSPNOEA (experiences shortness of breath sometimes), ASTHENIA (I have not felt good, She feels completely debilitated), WEIGHT DECREASED (underweight now, lost 20 lbs), FEELING JITTERY (She feels jittery inside and is very scared with what's going on), BALANCE DISORDER (my equilibrium is off and I don't feel safe driving), DYSPEPSIA (digestion got really messed up too), HEADACHE (headache), FATIGUE (fatigue) and VACCINATION SITE PAIN (she says that where she got the shot, her arm is still sore). At the time of the report, MENTAL IMPAIRMENT (my thinking is not as clear), MALAISE (I got the shot 6 months ago and I have not felt well since then), PALPITATIONS (having heart problems since receiving the vaccine. She says that she has a fast beating, pounding heart), DYSPNOEA (experiences shortness of breath sometimes), ASTHENIA (I have not felt good, She feels completely debilitated), WEIGHT DECREASED (underweight now, lost 20 lbs), FEELING JITTERY (She feels jittery inside and is very scared with what's going on), BALANCE DISORDER (my equilibrium is off and I don't feel safe driving), FEELING ABNORMAL (on her couch and started feeling funny), DIZZINESS (dizzy), LIMB DISCOMFORT (made my arms feel funny too), MUSCULAR WEAKNESS (muscles are weak), DYSPEPSIA (digestion got really messed up too), ARTHRALGIA (my knees gave out on me), HEADACHE (headache), FATIGUE (fatigue) and VACCINATION SITE PAIN (she says that where she got the shot, her arm is still sore) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Blood oestrogen: abnormal (abnormal) blood estrogen abnormal. On an unknown date, Blood pressure diastolic increased: increased (High) Diastolic BP increased. On an unknown date, Blood pressure measurement: increased (High) Blood pressure increased. On an unknown date, Electrocardiogram: normal (normal) EKG -normal. On an unknown date, Heart rate: increased (High) increased.. On an unknown date, Progesterone: abnormal (abnormal) Blood progesterone abnormal. On an unknown date, Weight decreased: decreased (Low) decreased.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   No treatment was reported.  This case concerns a 62-year-old female patient with  relevant medical history of Anxiety and Glaucoma, who experienced the unexpected serious event of Mental impairment  and non serious events of Palpitations, Dyspnoea, weight loss, Feeling jittery, Balance disorder, dizziness and dyspepsia. The events occurred approximately 1 day after the first  dose of Spikevax.. The rechallenge is unknown since there's no information about the second dose.  The benefit-risk relationship of Spikevax is not affected by this report.; Sender's Comments: This case concerns a 62-year-old female patient with  relevant medical history of Anxiety and Glaucoma, who experienced the unexpected serious event of Mental impairment  and non serious events of Palpitations,Dyspnoea , weight loss  , Feeling jittery, Balance disorder, dizziness and dyspepsia. The events occurred approximately 1 day after the first  dose of Spikevax. . The rechallenge is unknown since there's no information about the second dose.  The benefit-risk relationship of Spikevax is not affected by this report.