: A reduction in "baby fat" or buccal fat leads to more defined, angular bone structures. This can cause the eyes or cheeks to appear more hollow or sunken.

Maturity is also defined by a woman's mental and emotional state: Which Facial Features Truly Reveal Our Age?

: Development of fine lines, wrinkles, and deep creases, especially around the eyes (crow’s feet), mouth (smile lines), and forehead. There is often a loss of elasticity leading to sagging or jowls.

: The appearance of dark spots, sun damage, or hyperpigmentation replaces the uniform, clear coloring of youth. Emotional & Behavioral Traits