she noticed pain in feet and trouble walking, and Hands and Arms felt weak; noticed pain in feet and trouble walking, and Hands and Arms felt weak; she noticed pain in feet and trouble walking, and Hands and Arms felt weak; Chest Tightening  on & off after 2nd vaccine; Palpitation on and off after 2nd vaccine; Trouble remembering things after 2nd vaccine; Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days; Two days after the second shot, she had a low Fever; Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days; This spontaneous case was reported by a patient and describes the occurrence of ABDOMINAL DISCOMFORT (Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days), PAIN IN EXTREMITY (she noticed pain in feet and trouble walking, and Hands and Arms felt weak), GAIT DISTURBANCE (noticed pain in feet and trouble walking, and Hands and Arms felt weak), MUSCULAR WEAKNESS (she noticed pain in feet and trouble walking, and Hands and Arms felt weak) and CHEST DISCOMFORT (Chest Tightening  on & off after 2nd vaccine) in a 61-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 033B21A and 027C21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below. The patient's past medical history included Hysterectomy (Surgery Hysterectomy 2017 or 2018). Concurrent medical conditions included Low blood pressure and Difficulty breathing (on & off trouble breathing).On 06-May-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 05-Jun-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-Jun-2021, the patient experienced ABDOMINAL DISCOMFORT (Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days), FATIGUE (Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days) and PYREXIA (Two days after the second shot, she had a low Fever). On 10-Jun-2021, the patient experienced PAIN IN EXTREMITY (she noticed pain in feet and trouble walking, and Hands and Arms felt weak), GAIT DISTURBANCE (noticed pain in feet and trouble walking, and Hands and Arms felt weak), MUSCULAR WEAKNESS (she noticed pain in feet and trouble walking, and Hands and Arms felt weak), CHEST DISCOMFORT (Chest Tightening  on & off after 2nd vaccine), PALPITATIONS (Palpitation on and off after 2nd vaccine) and MEMORY IMPAIRMENT (Trouble remembering things after 2nd vaccine). On 10-Jun-2021, ABDOMINAL DISCOMFORT (Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days), FATIGUE (Two days after the second shot, she had a low Fever, Sick to stomach, and Fatigue for 3 days) and PYREXIA (Two days after the second shot, she had a low Fever) had resolved. At the time of the report, PAIN IN EXTREMITY (she noticed pain in feet and trouble walking, and Hands and Arms felt weak), GAIT DISTURBANCE (noticed pain in feet and trouble walking, and Hands and Arms felt weak), MUSCULAR WEAKNESS (she noticed pain in feet and trouble walking, and Hands and Arms felt weak), CHEST DISCOMFORT (Chest Tightening  on & off after 2nd vaccine), PALPITATIONS (Palpitation on and off after 2nd vaccine) and MEMORY IMPAIRMENT (Trouble remembering things after 2nd vaccine) outcome was unknown. Concomitant product use was not provided by the reporter.Treatment information was not provided.Patient trouble breathing  has not gotten worst after vaccination. Patient needs some support to wake-up for taking fluids after 2nd shot. Patient did not have history of COVID-19 Disease.This case was linked to MOD-2021-382469 (Patient Link).