aging process. comparison of young and aged skin. collagen, elastin and fibroblasts

adult after age aged agerelated aging anti antiaging atrophy beautiful beauty before broken care change closeup collagen comparison concept cosmetology elastin elderly face facial female fiber fibroblast health healthy illustration injury life lifting mature old older person portrait process regeneration rejuvenation senior skin skincare surgery treatment vector woman wrinkle wrinkled wrinkles years young younger