Fell asleep after the second dose of the Covid Vaccine; Subtle Pressure around the Heart; Shortness of breath; Weakness; This is a spontaneous report received from a contactable consumer. This 73-year-old female (patient) reported for herself.  A 73-years-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 m-RNA VACCINE; formulation: solution for injection, Batch/Lot Number: ER8732), dose 2 via an unspecified route of administration, administered in left arm on 13Apr2021 at 12:45 hours as DOSE 2, SINGLE (at the age of 73-years-old) for COVID-19 immunization. The patient had no medical history (Including any illness at time of vaccination). The patient's concomitant medications were not reported. The patient's historical vaccine included bnt162b2 (PFIZER-BIONTECH COVID-19 m-RNA VACCINE; formulation: solution for injection, Batch/Lot Number: EP7534), dose 1 via an unspecified route of administration, administered in left arm on 23Mar2021 at 12:45 hours as DOSE 1, SINGLE for COVID-19 immunization and experienced fell asleep after first dose of the Covid Vaccine, fatigue and low energy. Patient had flu for 5 weeks after getting flu vaccine. Brand name of flu vaccine: Flu/Quad 4 Flu Vaccine on 21Oct2020. Patient was an infant, got her 6-month-old shots, the patient's mother thought the patient had died as the she did not move for 2 days and 2 nights. The patient previously took methyl prednisolone, and it did not work. The patient was healthy and was not on any medications or anything. The patient received no additional vaccines administered on same date of the Pfizer suspect. Prior vaccinations (within 4 weeks) were reported as none. On 13Apr2021, the patient experienced fell asleep after the second dose of the Covid Vaccine. On an unspecified date in Apr2021, the patient experienced subtle pressure around the heart, shortness of breath, and weakness. The adverse events subtle pressure around heart, shortness of breath/ shortness of breath was reported as worsened, and weakness resulted in physician office visit. The patient denied any medical conditions, medications, labs, testing, or treatments relevant to these events, had annual lab work in the middle of Jan2021 and the results were amazing. The patient after second dose of vaccine noticed 2 major differences. Stated that on and off the patient has a subtle pressure around her heart. The patient typically walks three quarters of a mile in the morning and now she knew what shortness of breath really feels like. The patient saw doctor on 20Apr2021 because the patient has been fatigued and weak; doctor checked the patient's heart and told everything seems okay. The patient continues to have the feeling around her heart though and was still low on energy. The patient further describes subtle pressure around the heart as sometimes it happens at night when she was lying down; but then sometimes it happens at other times, could feel it at the time of report because the patient was stressed even talking about it. For shortness of Breath, patient stated that it seemed to be improving on 01May2021; but then it returned bad and could feel it when walking or talking. In regards with weakness, the patient stated she usually has a lot of energy. The patient after both vaccines fell asleep, stated it was not normal for her to lay down at 13:00 hours and sleep until 16:00-17:00 hours in the evening. The patient wanted to travel and live her life, the people she socializes with were super freaked out about the virus. The patient did not want to be socially isolated and felt pressured into getting the vaccine. The patient has always been scared of vaccines since she was told about the shot, she got at 6-month-old. The patient's mother did not get the patient anymore vaccines after that out of fear. The patient does not know what vaccination she got at that appointment, just that it was 6-month shots. No further information about the vaccine was known. While the patient was looking for her flu vaccine information, found something related to methylprednisolone; she stated that the doctor gave her that and it did not work. No further information obtained related to methylprednisolone. The clinical outcome of the events subtle pressure around the heart, shortness of breath, weakness was not recovered; and outcome of the events fell asleep after the second dose of the COVID vaccine was unknown.  No follow-up attempts are needed. No further information is expected.