VNA home health aides are certified. Under supervision of a registered nurse or therapist, they assist patients with personal care services such as bathing, shampooing, shaving, skin care, mouth care and linen changing. These activities must occupy the majority of a home health aides' time in your home. The remainder of the time must be spend assisting with meal preparation or light housekeeping if these are assessed by the nurse or therapist to be necessary for care. Some home health aides have specialized training as parent aides, rehabilitation aides and supportive care such as mental health. If you live alone, or your spouse is disabled, the aide may also provide additional tasks as assigned by the primary nurse or the therapist, depending on the situation Home health aides do not provide any heavy housecleaning.