A personal care worker looks after the daily needs of people who cannot move or act independently. Job duties often include shopping, preparing food, house cleaning, and assisting with day-to-day activities like showering or eating. They may also be responsible for the administration of medicine and communicating to other caregivers about the patient’s progress and needs. Career qualifications for a personal care worker or aide is a high school diploma and on the job training. Certifications are available, and formal training may be required to work for an employer that bills Medicare or Medicaid.