Reaction to the booster shot,Reaction to injection 3; Whole body collapsed; Felt like the top of her body was disconnected from the bottom,Her husband tried getting up her for 6 hours,More he would pull, more she would fall; She kept urinating over and over and stated that she was covered in urine.; Does not have walker normally; Was not stable then after booster dose; This spontaneous case was reported by a consumer and describes the occurrence of VACCINATION COMPLICATION (Reaction to the booster shot,Reaction to injection 3), FALL (Whole body collapsed), ASTHENIA (Felt like the top of her body was disconnected from the bottom,Her husband tried getting up her for 6 hours,More he would pull, more she would fall), URINE OUTPUT INCREASED (She kept urinating over and over and stated that she was covered in urine.) and GAIT DISTURBANCE (Does not have walker normally) in a 78-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 052E21A, 0276(G)20A and 012M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Knee surgery NOS (The patient stated that she has knee surgery that was even before 1st dose of moderna vaccine).   On 07-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 04-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 12-Nov-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient experienced VACCINATION COMPLICATION (Reaction to the booster shot,Reaction to injection 3), FALL (Whole body collapsed), ASTHENIA (Felt like the top of her body was disconnected from the bottom,Her husband tried getting up her for 6 hours,More he would pull, more she would fall), URINE OUTPUT INCREASED (She kept urinating over and over and stated that she was covered in urine.), GAIT DISTURBANCE (Does not have walker normally) and FEELING ABNORMAL (Was not stable then after booster dose). At the time of the report, VACCINATION COMPLICATION (Reaction to the booster shot,Reaction to injection 3), FALL (Whole body collapsed), ASTHENIA (Felt like the top of her body was disconnected from the bottom,Her husband tried getting up her for 6 hours,More he would pull, more she would fall), URINE OUTPUT INCREASED (She kept urinating over and over and stated that she was covered in urine.) and GAIT DISTURBANCE (Does not have walker normally) outcome was unknown and FEELING ABNORMAL (Was not stable then after booster dose) had resolved.        For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   Concomitant medications was not provided by the reporter. Treatment information was not provided.  Finally by 9 o clock, patient husband went and got their neighbor who came over, picked her up,stood her up and put her on the walker. The patient stated that once she got the body up of the floor, patient was able to maneuver with the walker and stated that she does not have walker normally.