Massachusetts on Tuesday reported 4,378 more COVID-19 cases among fully vaccinated people since last week, bringing the total since the beginning of the vaccination campaign to 36,723 cases, or 0.8 percent of all fully vaccinated people. The Department of Public Health also reported 37 more COVID-19 deaths among fully vaccinated people, bringing the total to 254 deaths among those fully vaccinated. The department also reported 154 more hospitalizations among fully vaccinated people, for a total of 1,155 hospitalizations. State officials and public health experts have repeatedly stressed that vaccination greatly reduces hospitalization, severe illness, and death as a result of COVID-19. As of Tuesday, 4,619,950 people in Massachusetts have been fully vaccinated, according to the department.