Alzheimer's care homes are specially designed, maintained and staffed for people who have Alzheimer's or other forms of dementia. These facilities have a unique design including alarms on all windows and alarms for the resident's safety. Staffing, typically, has taken special courses on how to care for those exhibiting behaviors such as depression, aggression, and confusion. The floor plans are designed to allow residents a chance to move about and explore. Room options include private, semi-private and dorm style, which are designed to prevent loneliness and isolation. There is typically a great room that serves as a large living area for residents to socialize, watch TV, exercise, and craft. Many memory care facilities have theaters, spas, and hair salons.