Ключевые слова: adult, age, aged, aging, aging concept, aging process, aging skin, arthritis, bodies, body, caucasian, cracked, crossing, detail, elder, elderly, ethnicity, female, finger, fingers, grandma, grandmom, grandmother, hand, hands, horizontal, human, human body, life, lifestyle, mature, mature adult, old, people, person, profile, retired, retirement, senior, senior adult, skin, woman, women, wrinkle, wrinkled,