he possibly had an exposure to the COVID-19 virus and he may have been symptomatic; anxiousness; butterflies and a rush in his heart; heart beat was not regular with no pattern/laid on the floor for 6 hours dude to the irregular heart beat; Could not get up to call for help; cramps all over his body. These areas included fingers, feet, toes, hands, face, neck, eyes, legs mouth and cheeks; when he walks and uses his hands he has to pry his toes and finger apart. This is very painful; his eyes are "frozen"; at the time of the call he has a headache from temple to temple; every organ is bloated in his body; does not have an appetite; when he does eat he has to use the restroom very quickly afterwards; second dose of vaccine not received; This spontaneous case was reported by a consumer and describes the occurrence of EXPOSURE TO SARS-COV-2 (he possibly had an exposure to the COVID-19 virus and he may have been symptomatic), ANXIETY (anxiousness), HEART RATE INCREASED (butterflies and a rush in his heart), HEART RATE IRREGULAR (heart beat was not regular with no pattern/laid on the floor for 6 hours dude to the irregular heart beat) and MOBILITY DECREASED (Could not get up to call for help) in a 54-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 036B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.    On 10-Jun-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On an unknown date, the patient experienced EXPOSURE TO SARS-COV-2 (he possibly had an exposure to the COVID-19 virus and he may have been symptomatic), ANXIETY (anxiousness), HEART RATE INCREASED (butterflies and a rush in his heart), HEART RATE IRREGULAR (heart beat was not regular with no pattern/laid on the floor for 6 hours dude to the irregular heart beat), MOBILITY DECREASED (Could not get up to call for help), MUSCLE SPASMS (cramps all over his body. These areas included fingers, feet, toes, hands, face, neck, eyes, legs mouth and cheeks), HYPOAESTHESIA (when he walks and uses his hands he has to pry his toes and finger apart. This is very painful), HYPOAESTHESIA EYE (his eyes are "frozen"), HEADACHE (at the time of the call he has a headache from temple to temple), ABDOMINAL DISTENSION (every organ is bloated in his body), DECREASED APPETITE (does not have an appetite), DIARRHOEA (when he does eat he has to use the restroom very quickly afterwards) and PRODUCT DOSE OMISSION ISSUE (second dose of vaccine not received). At the time of the report, EXPOSURE TO SARS-COV-2 (he possibly had an exposure to the COVID-19 virus and he may have been symptomatic), ANXIETY (anxiousness), HEART RATE INCREASED (butterflies and a rush in his heart), HEART RATE IRREGULAR (heart beat was not regular with no pattern/laid on the floor for 6 hours dude to the irregular heart beat), MOBILITY DECREASED (Could not get up to call for help), MUSCLE SPASMS (cramps all over his body. These areas included fingers, feet, toes, hands, face, neck, eyes, legs mouth and cheeks), HYPOAESTHESIA (when he walks and uses his hands he has to pry his toes and finger apart. This is very painful), HYPOAESTHESIA EYE (his eyes are "frozen"), HEADACHE (at the time of the call he has a headache from temple to temple), ABDOMINAL DISTENSION (every organ is bloated in his body), DECREASED APPETITE (does not have an appetite) and DIARRHOEA (when he does eat he has to use the restroom very quickly afterwards) had not resolved and PRODUCT DOSE OMISSION ISSUE (second dose of vaccine not received) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       Patient reported that he received the first dose of the Moderna COVID-19 vaccine on 10Jun2021. The patient stated that he possibly had an exposure to the COVID-19 virus, and he may have been symptomatic. A test was never done to confirm whether the patient ever tested positive for the vaccine.  After the vaccination, possibly 4 days after, getting the vaccine the patient was working when. He experienced anxiousness, butterflies and a rush in his heart. His heartbeat was not regular with no pattern. Could not get up to call for help, laid on the floor for 6 hours dude to the irregular heartbeat.  After that time his heart settled down and could move again. Happened again one week later for 45 minutes and then the patient was able to move again. Since that episode it has not happened again. The patient also stated that since the administration of the vaccine he has been experiencing cramps all over his body. These areas included fingers, feet, toes, hands, face, neck, eyes, legs mouth and cheeks. He states that when he walks and uses his hands, he must pry his toes and finger apart. This is very painful, and these side effects are still present currently. The caller stated that at the time of the call he has a headache from temple to temple and his eyes are "frozen". The patient also stated that he feels like every organ is bloated in his body. Explains that he cannot lay on his left side of the body, only on the right because of this feeling. The patient also states that he does not have an appetite. He has "starved" himself but still does not have an appetite and when he does eat, he has to use the restroom very quickly afterwards. All side effects are still resent at this time and have not improved. The caller has placed calls to his local health department and the CDC but has not received any return calls. The caller has not received his second dose of the vaccine at this time. His second appointment was originally scheduled for 08-Jul-2021 at 9:30am