Linus Health improves cognitive care by providing tools for the early detection of Alzheimer's and other forms of dementia using artificial intelligence. Their main product is a digital cognitive assessment platform that combines traditional assessments with AI-driven neurological analysis, allowing for efficient and scientifically validated early detection. Key features include quick iPad-based assessments, automated scoring, and personalized patient action plans. The company's goal is to change the prognosis for patients by enabling earlier and more accurate detection of cognitive impairment.