he was in bed for 3 days; Chest pain /Feeling of a ping pong or baseball ball hitting his chest/The pain is now in his upper chest by the nipple; Back pain; Lower legs pain; Tingling sensation /Tingling sensation while eating or drinking; could not stand up because of the pain; This spontaneous case was reported by a consumer and describes the occurrence of CHEST PAIN (Chest pain /Feeling of a ping pong or baseball ball hitting his chest/The pain is now in his upper chest by the nipple), GAIT DISTURBANCE (could not stand up because of the pain), BACK PAIN (Back pain), PARAESTHESIA (Tingling sensation /Tingling sensation while eating or drinking) and BEDRIDDEN (he was in bed for 3 days) in a 55-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 030H21B) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Previously administered products included for COVID-19 vaccination: Janssen vaccine (1st Dose) on 09-Apr-2021. Past adverse reactions to the above products included No adverse event with Janssen vaccine.    On 03-Jan-2022, the patient received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 06-Jan-2022, the patient experienced PAIN IN EXTREMITY (Lower legs pain). On 07-Jan-2022, the patient experienced CHEST PAIN (Chest pain /Feeling of a ping pong or baseball ball hitting his chest/The pain is now in his upper chest by the nipple) and BACK PAIN (Back pain). In January 2022, the patient experienced GAIT DISTURBANCE (could not stand up because of the pain) and PARAESTHESIA (Tingling sensation /Tingling sensation while eating or drinking). On 04-Feb-2022, the patient experienced BEDRIDDEN (he was in bed for 3 days). The patient was treated with NAPROXEN (MOTRIN [NAPROXEN]) for Chest pain, at a dose of 800 microgram. At the time of the report, CHEST PAIN (Chest pain /Feeling of a ping pong or baseball ball hitting his chest/The pain is now in his upper chest by the nipple), GAIT DISTURBANCE (could not stand up because of the pain), BACK PAIN (Back pain) and PARAESTHESIA (Tingling sensation /Tingling sensation while eating or drinking) had not resolved, BEDRIDDEN (he was in bed for 3 days) outcome was unknown and PAIN IN EXTREMITY (Lower legs pain) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Blood test: normal (normal) Normal. On an unknown date, Cardiac stress test: normal (normal) Normal. On an unknown date, Echocardiogram: normal (normal) Normal.         No concomitant medications were provided. The doctor explained that everything was normal and said there was not something wrong with his heart. But both of the doctors say this might have been caused by the Moderna Covid 19 booster dose. He has the feeling of a ping pong or baseball ball hitting his chest and causing pain. Last week he was in bed for 3 days and could not stand up because of the pain. He explains that the pain only goes away when he is laying down. He is taking Motrin for his chest pain, his wife recommended for him to take it because he was in a lot of pain, this medication helps with the pain but it does not stop it  and they have to increase the dose to 800mg for it to help with the pain.