Dizziness; tired, and fatigue; Chills; Joint pain; Headache; Itching where it was put; Bubble on left arm at injection site; Red/inflamed arm/ Redness all over her arm; White ring around injection site; Tender arm; she can feel the heat; sleeping a lot; Can't hold breath underwater; Fogginess; Left arm heavy; Left arm numb; Left arm hot; Sweating; Itching arm/arm started itching like crazy; Muscle pain/whole body sore; High fever; Left arm swollen from elbow to shoulder; This spontaneous case was reported by a consumer and describes the occurrence of PYREXIA (High fever), VACCINATION SITE PRURITUS (Itching where it was put), HEADACHE (Headache), MYALGIA (Muscle pain/whole body sore) and ARTHRALGIA (Joint pain) in a 44-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No medical history information was reported.     On 21-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 01-May-2021, the patient experienced PYREXIA (High fever), MYALGIA (Muscle pain/whole body sore), FEELING ABNORMAL (Fogginess), VACCINATION SITE DISCOMFORT (Left arm heavy), INJECTION SITE HYPOAESTHESIA (Left arm numb), VACCINATION SITE SWELLING (Left arm swollen from elbow to shoulder), VACCINATION SITE WARMTH (Left arm hot), HYPERHIDROSIS (Sweating), PRURITUS (Itching arm/arm started itching like crazy), DYSPNOEA (Can't hold breath underwater) and SOMNOLENCE (sleeping a lot). On 02-May-2021, the patient experienced VACCINATION SITE REACTION (Bubble on left arm at injection site), VACCINATION SITE DISCOLOURATION (White ring around injection site), TENDERNESS (Tender arm), ERYTHEMA (Red/inflamed arm/ Redness all over her arm) and FEELING HOT (she can feel the heat). On an unknown date, the patient experienced VACCINATION SITE PRURITUS (Itching where it was put), HEADACHE (Headache), ARTHRALGIA (Joint pain), CHILLS (Chills), DIZZINESS (Dizziness) and FATIGUE (tired, and fatigue). The patient was treated with DIPHENHYDRAMINE HYDROCHLORIDE (BENADRYL ALLERGY [DIPHENHYDRAMINE HYDROCHLORIDE]) on 02-May-2021 at an unspecified dose and frequency and PARACETAMOL (TYLENOL) on 01-May-2021 for Fever, at an unspecified dose and frequency. On 02-May-2021, PRURITUS (Itching arm/arm started itching like crazy) had resolved. At the time of the report, PYREXIA (High fever), VACCINATION SITE PRURITUS (Itching where it was put), HEADACHE (Headache), MYALGIA (Muscle pain/whole body sore), ARTHRALGIA (Joint pain), CHILLS (Chills), DIZZINESS (Dizziness), FATIGUE (tired, and fatigue), FEELING ABNORMAL (Fogginess), VACCINATION SITE DISCOMFORT (Left arm heavy), INJECTION SITE HYPOAESTHESIA (Left arm numb), VACCINATION SITE SWELLING (Left arm swollen from elbow to shoulder), VACCINATION SITE WARMTH (Left arm hot), HYPERHIDROSIS (Sweating), VACCINATION SITE DISCOLOURATION (White ring around injection site), TENDERNESS (Tender arm), ERYTHEMA (Red/inflamed arm/ Redness all over her arm), DYSPNEA (Can't hold breath underwater), SOMNOLENCE (sleeping a lot) and FEELING HOT (she can feel the heat) outcome was unknown and VACCINATION SITE REACTION (Bubble on left arm at injection site) had not resolved.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       No relevant concomitant medications were reported.  On 1-May-2021, the patient tried to swim, and she could not go under the water or hold her breath. On an unknown date after the vaccination, patient experienced muscle pain and redness all over her arm.   Most recent FOLLOW-UP information incorporated above includes: On 02-May-2021: Reporter contact information, patient's date of birth, dosage information, events and treatment were provided.