muscle spasms that have been ongoing/ Spasms; terrible muscle spasms that he cannot hold a cup of coffee; Back pain at baseline; back pain at baseline that causes his left leg to be numb / left leg was sonumb this mornign that he almost fell getting outof bed; all of the muscles in his body went limp; He was scared that his body would fail him on the road; My muscles are moving involuntarily; hard memory loss / memory loss to a point where on the middle of the road he foregts who he is; Emotionally Upset/ Highly Upset; tired; Spasms; Spasms; Spasms; Achy muscles; Without energy; Between my toes, my butt twitches; Wakes me up at night; I'm shaky; I have short memory losses/My mind wanders I forget where I'm at it what I'm doing/ Loss of memory; I'm nervous; he has brain fog; he was incredibly sleepy; This spontaneous case was reported by a consumer and describes the occurrence of MUSCLE SPASMS (muscle spasms that have been ongoing/ Spasms), CONDITION AGGRAVATED (terrible muscle spasms that he cannot hold a cup of coffee), ASTHENIA (Without energy), MUSCLE TWITCHING (Between my toes, my butt twitches) and POOR QUALITY SLEEP (Wakes me up at night) in a 48-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 038E21A and 036B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concomitant products included DOCUSATE SODIUM (COLACE) for an unknown indication.   On 08-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 08-May-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 08-May-2021, the patient experienced ASTHENIA (Without energy), MUSCLE TWITCHING (Between my toes, my butt twitches), POOR QUALITY SLEEP (Wakes me up at night), TREMOR (I'm shaky), MEMORY IMPAIRMENT (I have short memory losses/My mind wanders I forget where I'm at it what I'm doing/ Loss of memory), NERVOUSNESS (I'm nervous), FEELING ABNORMAL (he has brain fog), SOMNOLENCE (he was incredibly sleepy) and MYALGIA (Achy muscles). On 08-May-2021 at 2:00 PM, the patient experienced the first episode of MUSCLE SPASMS (Spasms). On 09-May-2021 at 7:00 AM, the patient experienced the second episode of MUSCLE SPASMS (Spasms). On 22-Jul-2021 at 3:00 PM, the patient experienced the third episode of MUSCLE SPASMS (Spasms). On an unknown date, the patient experienced MUSCLE SPASMS (muscle spasms that have been ongoing/ Spasms), CONDITION AGGRAVATED (terrible muscle spasms that he cannot hold a cup of coffee), BACK PAIN (Back pain at baseline), HYPOAESTHESIA (back pain at baseline that causes his left leg to be numb / left leg was sonumb this mornign that he almost fell getting outof bed), GAIT DISTURBANCE (all of the muscles in his body went limp), FEAR (He was scared that his body would fail him on the road), DYSKINESIA (My muscles are moving involuntarily), AMNESIA (hard memory loss / memory loss to a point where on the middle of the road he foregts who he is), EMOTIONAL DISTRESS (Emotionally Upset/ Highly Upset) and FATIGUE (tired). At the time of the report, MUSCLE SPASMS (muscle spasms that have been ongoing/ Spasms), CONDITION AGGRAVATED (terrible muscle spasms that he cannot hold a cup of coffee), ASTHENIA (Without energy), MUSCLE TWITCHING (Between my toes, my butt twitches), POOR QUALITY SLEEP (Wakes me up at night), TREMOR (I'm shaky), MEMORY IMPAIRMENT (I have short memory losses/My mind wanders I forget where I'm at it what I'm doing/ Loss of memory), NERVOUSNESS (I'm nervous), FEELING ABNORMAL (he has brain fog), SOMNOLENCE (he was incredibly sleepy), BACK PAIN (Back pain at baseline), HYPOAESTHESIA (back pain at baseline that causes his left leg to be numb / left leg was sonumb this mornign that he almost fell getting outof bed), GAIT DISTURBANCE (all of the muscles in his body went limp), FEAR (He was scared that his body would fail him on the road), DYSKINESIA (My muscles are moving involuntarily), the last episode of MUSCLE SPASMS (Spasms), EMOTIONAL DISTRESS (Emotionally Upset/ Highly Upset), MYALGIA (Achy muscles) and FATIGUE (tired) had not resolved and AMNESIA (hard memory loss / memory loss to a point where on the middle of the road he foregts who he is) outcome was unknown.            No treatment information was provided by the reporter.   Most recent FOLLOW-UP information incorporated above includes: On 11-Aug-2021: Follow-up information received contain new events added emotional distress, condition aggravated and amnesia.