Home health aide provides personalized, in-home care to individuals with medical needs, assisting with daily living activities like bathing, dressing, eating, and mobility, while also monitoring vital signs, providing companionship, and performing light housekeeping tasks, all under the supervision of a registered nurse to ensure the client's safety and well-being in their own home; services may include meal preparation, medication reminders, transportation assistance, and basic wound care depending on the client's specific needs.