:

How common is dementia in your 70s? Prevalence, risks, and prevention

According to the Centers for Disease Control and Prevention, the prevalence of diagnosed dementia among U.S. adults aged 65 and older was 4.0% in 2022, but that number rises sharply with age. In this age bracket, understanding **how common is dementia in your 70s** is critical for early detection and proactive health management.