Dementia research focuses on understanding the causes, symptoms, and progression of dementia, a group of cognitive disorders that affect memory, thinking, and behavior. Scientists study various types of dementia, such as Alzheimer's disease, vascular dementia, and Lewy body dementia, to identify risk factors and potential treatments. Researchers also explore ways to improve the quality of life for individuals living with dementia and their caregivers. This includes developing new medications, therapies, and support systems. Ongoing studies aim to find early detection methods and preventive strategies to reduce the impact of dementia on individuals and society.