Understanding the transition from being "mature" to "older" involves looking at biological, social, and psychological shifts that occur as we age. While definitions vary, adulthood is increasingly viewed as starting around age 32, with beginning at 66 and late aging at 83. Health and Biological Aging
: Even light daily activities—such as one or two "brain" activities and light exercise—round out a day that supports emotional health and independence. mature and older
Public health experts emphasize "healthy aging" as a process of maintaining functional abilities. Understanding the transition from being "mature" to "older"