Began to feel ill; He was not talking; Could not remember any thing that was said to him was trouble holding a conversation; Discomfort across his chest.; Pain in his arm; numbness in the hand; Pain that extended from the elbow the shoulder Then radiated to the jaw and across the chest (similar to a heart attack); Missed second dose; having balance and reaction problems as well; Confusion; trouble speaking/speaking was very labored; trouble paying attention/reaction problems as well; loss of sensation in his left hand; Chest pain; difficulty breathing; tingling sensation; neck pain; jaw pain; This spontaneous case was reported by a consumer and describes the occurrence of HYPOAESTHESIA (numbness in the hand), PAIN (Pain that extended from the elbow the shoulder Then radiated to the jaw and across the chest (similar to a heart attack)), CONFUSIONAL STATE (Confusion), MALAISE (Began to feel ill) and APHASIA (He was not talking) in a 24-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 058B1A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.    On 18-May-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 20-May-2021, the patient experienced DYSPNOEA (difficulty breathing), PARAESTHESIA (tingling sensation), NECK PAIN (neck pain), PAIN IN JAW (jaw pain), SENSORY LOSS (loss of sensation in his left hand) and CHEST PAIN (Chest pain). On 08-Jun-2021, the patient experienced DISTURBANCE IN ATTENTION (trouble paying attention/reaction problems as well). On 24-Jun-2021, the patient experienced CONFUSIONAL STATE (Confusion), SPEECH DISORDER (trouble speaking/speaking was very labored) and BALANCE DISORDER (having balance and reaction problems as well). On an unknown date, the patient experienced HYPOAESTHESIA (numbness in the hand), PAIN (Pain that extended from the elbow the shoulder Then radiated to the jaw and across the chest (similar to a heart attack)), MALAISE (Began to feel ill), APHASIA (He was not talking), MEMORY IMPAIRMENT (Could not remember any thing that was said to him was trouble holding a conversation), CHEST DISCOMFORT (Discomfort across his chest.), PAIN IN EXTREMITY (Pain in his arm) and PRODUCT DOSE OMISSION ISSUE (Missed second dose). At the time of the report, HYPOAESTHESIA (numbness in the hand), PAIN (Pain that extended from the elbow the shoulder Then radiated to the jaw and across the chest (similar to a heart attack)), CONFUSIONAL STATE (Confusion), MALAISE (Began to feel ill), APHASIA (He was not talking), MEMORY IMPAIRMENT (Could not remember any thing that was said to him was trouble holding a conversation), CHEST DISCOMFORT (Discomfort across his chest.), PAIN IN EXTREMITY (Pain in his arm), DYSPNOEA (difficulty breathing), PARAESTHESIA (tingling sensation), NECK PAIN (neck pain), PAIN IN JAW (jaw pain), DISTURBANCE IN ATTENTION (trouble paying attention/reaction problems as well), SENSORY LOSS (loss of sensation in his left hand) and CHEST PAIN (Chest pain) outcome was unknown, SPEECH DISORDER (trouble speaking/speaking was very labored) and BALANCE DISORDER (having balance and reaction problems as well) was resolving and PRODUCT DOSE OMISSION ISSUE (Missed second dose) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 27-May-2021, Blood pressure measurement: 135/86 (abnormal) abnormal. On 27-May-2021, Body temperature: 97.9 (normal) normal body temperature. On 27-May-2021, Heart rate: 98 (normal) normal heart rate. On 03-Jun-2021, Blood test: inconclusive (normal) inconclusive. On 03-Jun-2021, Chest X-ray: normal (normal) normal. On 03-Jun-2021, Electrocardiogram: normal (normal) normal. On 08-Jun-2021, Blood pressure measurement: 149/63 (High) high blood pressure. On 08-Jun-2021, Blood test: inconclusive (normal) inconclusive. On 08-Jun-2021, Cardiac stress test: normal (normal) normal. On 08-Jun-2021, Heart rate: 89 (normal) normal heart rate. On 10-Jun-2021, Blood pressure measurement: 124/54 (Low) low blood pressure. On 10-Jun-2021, Body temperature: 98.5 (normal) normal body temperature. On 10-Jun-2021, Computerised tomogram: normal (normal) normal. On 10-Jun-2021, Heart rate: 81 (normal) normal heart rate. On 15-Jul-2021, Blood pressure measurement: 127/49 (Low) low blood pressure. On 15-Jul-2021, Heart rate: 85 (normal) normal heart rate.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       Concomitant medication included Redcon1 total war, 14.9 grams 5 day week used for prework out, stopped the medication and the stop date was 24-JUN-2021.  No treatment medications were reported.   Lab tests included : MRI was done on 27-JUN-2021 . On 25-JUN-2021 more blood tests and EKG were done and no results were provided.    On 22-JUL-2021 spinal puncture was done. There is another MRI with contrast scheduled for 12-AUG-2021. Some cognitive test on 3-AUG-2021.   Most recent FOLLOW-UP information incorporated above includes: On 27-Jul-2021: Follow up document received on 27-JUL-2021 updated Patient demographics, Lab tests, dose information, concomitant medication and Outcome of the events. New events were added.