Neck pain; Back pain; Couldnt eat; Couldnt sleep much; Lost 6 lb; Smell of food caused heaves; Whole body felt like a serious charlie horse, pain with every move of the body; General fatigue; Knocked me out completely for 72 hours, just lied as motionless as possible for 3 days; Can not get out of bed; Symptoms from the vaccine are worse than Covid; Muscle pain in his entire body; Head is going exploding/terrible blinding headache; Nausea; This spontaneous case was reported by a consumer and describes the occurrence of SOMNOLENCE (Knocked me out completely for 72 hours, just lied as motionless as possible for 3 days), BEDRIDDEN (Can not get out of bed), IMMUNISATION REACTION (Symptoms from the vaccine are worse than Covid), NECK PAIN (Neck pain) and BACK PAIN (Back pain) in a 54-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included COVID-19 on 14-Dec-2020. Concurrent medical conditions included Drug allergy (Aspirin). Concomitant products included CYANOCOBALAMIN (VITAMIN B12 AMINO), VITAMIN D3 and FISH OIL for an unknown indication.    On 17-Apr-2021 at 6:00 PM, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 17-Apr-2021, the patient experienced BEDRIDDEN (Can not get out of bed), IMMUNISATION REACTION (Symptoms from the vaccine are worse than Covid), MYALGIA (Muscle pain in his entire body), HEADACHE (Head is going exploding/terrible blinding headache) and NAUSEA (Nausea). On 18-Apr-2021, the patient experienced SOMNOLENCE (Knocked me out completely for 72 hours, just lied as motionless as possible for 3 days), NECK PAIN (Neck pain), BACK PAIN (Back pain), FEEDING DISORDER (Couldnt eat), SLEEP DISORDER (Couldnt sleep much) and WEIGHT DECREASED (Lost 6 lb). 18-Apr-2021, the patient experienced RETCHING (Smell of food caused heaves), PAIN (Whole body felt like a serious charlie horse, pain with every move of the body) and FATIGUE (General fatigue). The patient was treated with PARACETAMOL (TYLENOL) at a dose of 500 mg four times per day. On 18-Apr-2021, BEDRIDDEN (Can not get out of bed) had resolved. On 20-Apr-2021, SOMNOLENCE (Knocked me out completely for 72 hours, just lied as motionless as possible for 3 days), NECK PAIN (Neck pain), BACK PAIN (Back pain), FEEDING DISORDER (Couldnt eat), SLEEP DISORDER (Couldnt sleep much), RETCHING (Smell of food caused heaves), PAIN (Whole body felt like a serious charlie horse, pain with every move of the body), HEADACHE (Head is going exploding/terrible blinding headache) and NAUSEA (Nausea) had resolved. On 30-Apr-2021, IMMUNISATION REACTION (Symptoms from the vaccine are worse than Covid), FATIGUE (General fatigue) and MYALGIA (Muscle pain in his entire body) had resolved. At the time of the report, WEIGHT DECREASED (Lost 6 lb) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 14-Dec-2020, SARS-CoV-2 test: positive (Positive) Positive.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       This case was linked to MOD-2021-144117 (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 17-May-2021: Follow up  information was received and new events of somnolence, immunization reaction, neck pain, back pain, feeding disorder, sleep disorder, weight decreased, fatigue, retching, and pain added. Concomitant medications added. Patient details added.