couldn't lift her left arm which was the one she was vaccinated; arm was stiff; lower back pain that was awful; weak; felt tenseness; didn't feel good; small jerking in her body; scared; in the middle of the night she woke up; in a physical frozen state in her limbs; unsure what her temperature was; she could not lift her arm; vaccine affected her Parkinson's; feels her left side was more affected than the other side; chills; fatigue; joint pain; muscle pain; soreness on her arm that was vaccinated; This spontaneous case was reported by a consumer and describes the occurrence of PAIN IN EXTREMITY (couldn't lift her left arm which was the one she was vaccinated), MUSCULOSKELETAL STIFFNESS (arm was stiff), BACK PAIN (lower back pain that was awful), ASTHENIA (weak) and TENSION (felt tenseness) in a 71-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 014M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Parkinson's disease.    On 06-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 06-Mar-2021, the patient experienced PAIN IN EXTREMITY (soreness on her arm that was vaccinated). On 09-Apr-2021, the patient experienced PAIN IN EXTREMITY (couldn't lift her left arm which was the one she was vaccinated), MUSCULOSKELETAL STIFFNESS (arm was stiff), BACK PAIN (lower back pain that was awful), ASTHENIA (weak), TENSION (felt tenseness), MALAISE (didn't feel good), DYSKINESIA (small jerking in her body), ANXIETY (scared), SLEEP TERROR (in the middle of the night she woke up), MUSCULOSKELETAL STIFFNESS (in a physical frozen state in her limbs), TEMPERATURE REGULATION DISORDER (unsure what her temperature was), LIMB DISCOMFORT (she could not lift her arm), VACCINATION COMPLICATION (vaccine affected her Parkinson's), DISCOMFORT (feels her left side was more affected than the other side), CHILLS (chills), FATIGUE (fatigue), ARTHRALGIA (joint pain) and MYALGIA (muscle pain). On 11-Apr-2021, MUSCULOSKELETAL STIFFNESS (arm was stiff), BACK PAIN (lower back pain that was awful), ASTHENIA (weak), MALAISE (didn't feel good), SLEEP TERROR (in the middle of the night she woke up), MUSCULOSKELETAL STIFFNESS (in a physical frozen state in her limbs), TEMPERATURE REGULATION DISORDER (unsure what her temperature was), LIMB DISCOMFORT (she could not lift her arm), CHILLS (chills), FATIGUE (fatigue), ARTHRALGIA (joint pain) and MYALGIA (muscle pain) had resolved. At the time of the report, PAIN IN EXTREMITY (couldn't lift her left arm which was the one she was vaccinated), TENSION (felt tenseness), DYSKINESIA (small jerking in her body), ANXIETY (scared), PAIN IN EXTREMITY (soreness on her arm that was vaccinated), VACCINATION COMPLICATION (vaccine affected her Parkinson's) and DISCOMFORT (feels her left side was more affected than the other side) outcome was unknown. Not Provided      The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       No concomitant medications were reported.   Tylenol was taken for treatment over the course of 3 days.    This case was linked to US-MODERNATX, INC.-MOD-2021-076641 (E2B Linked Report).; Sender's Comments:  US-MODERNATX, INC.-MOD-2021-076641:1st dose of vaccine