Programs that offer any of a variety of therapeutic approaches which are intended to maximize the existing cognitive functioning of people who have Alzheimer's disease, Pick's disease or other forms of cognitive impairment. Interventions include structured activities and exercises that are designed for people who have a short attention span and require extra verbal and visual stimulation with the objective of enhancing the individual's perception of the environment, promoting trust, reducing anxiety, avoiding overstimulation and maximizing communication skills.

Family members, friends, neighbors and others who assume responsibility for attending to the daily needs of individuals who are temporarily or permanently unable to care for themselves due to general frailty; illnesses, injuries or progressively debilitating conditions such as Alzheimer's disease or mental illness; or other incapacitating problems without compensation. Some, but not all, states have programs that help people pay for the caregiver of their choice, and in certain circumstances that can be a family member. Most of these programs have income and other eligibility requirements that the care recipient must meet, and strict rules often apply as to who can be paid for the caregiving. Benefits may also be available for veterans and their families through the Veteran's Administration.

An acquired reduction in mental capacity that is characterized by impairment of memory, judgment and intellectual functioning which is often accompanied by behavioral disturbances.