Dementia affects millions of older adults and can be challenging for families to navigate. This guide explains the main stages of dementia, from early memory lapses to advanced cognitive decline. It covers how to create a safe and familiar home environment, how to manage common behavioral changes like wandering or agitation, and how to establish calming daily routines. Caregivers will also find advice on communicating effectively with a loved one who has dementia and knowing when to seek additional professional support.