 NEWTON, Mass.--BUSINESS WIRE--Five Star Senior Living Inc. Nasdaq: FVE, in confirmation of its commitment to best practices, today announced that all team members who work in or visit its communities or Ageility clinics as part of their responsibilities will be required to be fully vaccinated against COVID-19 by Sept. 1, 2021. The requirement reflects Five Stars commitment to protect its team members, residents and clients from the ongoing threat posed by the COVID-19 virus. Katie Potter, 