he was not able to move; Fever 101F to 102 F; Painful to be touched (entire body); Joint Pain; Severe Headache; Swelling of all joints; Weak; Barely moved; Pain in the right arm; Shortness Of Breath; Throwing up; Nausea; This spontaneous case was reported by a consumer and describes the occurrence of DYSPNOEA (Shortness Of Breath), ASTHENIA (Weak), HYPOKINESIA (Barely moved), PAIN IN EXTREMITY (Pain in the right arm), JOINT SWELLING (Swelling of all joints), MOBILITY DECREASED (he was not able to move), TENDERNESS (Painful to be touched (entire body)), VOMITING (Throwing up), ARTHRALGIA (Joint Pain), HEADACHE (Severe Headache), PYREXIA (Fever 101F to 102 F) and NAUSEA (Nausea) in a 24-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     No Medical History information was reported.    On 21-Jul-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 23-Jul-2021, the patient experienced DYSPNOEA (Shortness Of Breath) (seriousness criterion hospitalization), VOMITING (Throwing up) (seriousness criterion hospitalization) and NAUSEA (Nausea) (seriousness criterion hospitalization). On 26-Jul-2021, the patient experienced ASTHENIA (Weak) (seriousness criterion hospitalization), HYPOKINESIA (Barely moved) (seriousness criterion hospitalization) and PAIN IN EXTREMITY (Pain in the right arm) (seriousness criterion hospitalization). On 27-Jul-2021, the patient experienced JOINT SWELLING (Swelling of all joints) (seriousness criterion hospitalization), TENDERNESS (Painful to be touched (entire body)) (seriousness criterion hospitalization), ARTHRALGIA (Joint Pain) (seriousness criterion hospitalization) and HEADACHE (Severe Headache) (seriousness criterion hospitalization). On 29-Jul-2021, the patient experienced PYREXIA (Fever 101F to 102 F) (seriousness criterion hospitalization). On an unknown date, the patient experienced MOBILITY DECREASED (he was not able to move) (seriousness criterion hospitalization). The patient was hospitalized from 27-Jul-2021 to 29-Jul-2021 due to ARTHRALGIA, ASTHENIA, DYSPNOEA, HEADACHE, HYPOKINESIA, JOINT SWELLING, MOBILITY DECREASED, NAUSEA, PAIN IN EXTREMITY, PYREXIA, TENDERNESS and VOMITING. The patient was treated with MORPHINE at an unspecified dose and frequency; PARACETAMOL (TYLENOL) at an unspecified dose and frequency and OXYCODONE HYDROCHLORIDE, PARACETAMOL (PERCOCET [OXYCODONE HYDROCHLORIDE;PARACETAMOL]) at an unspecified dose and frequency. At the time of the report, DYSPNOEA (Shortness Of Breath), ASTHENIA (Weak), HYPOKINESIA (Barely moved), PAIN IN EXTREMITY (Pain in the right arm), JOINT SWELLING (Swelling of all joints), MOBILITY DECREASED (he was not able to move), TENDERNESS (Painful to be touched (entire body)), VOMITING (Throwing up), ARTHRALGIA (Joint Pain), HEADACHE (Severe Headache), PYREXIA (Fever 101F to 102 F) and NAUSEA (Nausea) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): In 2021, Electrocardiogram: normal (normal) normal. In 2021, SARS-CoV-2 test: negative (Negative) Not tested positive for Covid-19 test. In 2021, Ultrasound scan: normal (normal) normal. On 29-Jul-2021, Body temperature: 101f to 102 f (High) 101F to 102 F.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       Concomitant product was not provided by the reporter.  On Tuesday he was given Morphine for pain and released from ER  with Rx for IBU, and  Tylenol. Doctors gave him, Steroids, Percocet, and Antibiotics (Father does not remember the name of the antibiotic).  Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded; Sender's Comments: Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded