Ключевые слова: adult, age, aged, ageing, calm, caucasian, closed, contented emotion, enjoyment, expression, eyes, face, freedom, happy, harmony, independence, inner balance, lifestyle, lifestyles, man, mature, mature adult, meditative, mental health, middle, old, one, one person, outside, park, peaceful, portrait, positive vibes, recreation, relaxation, rest, retired, retirement, senior, slow, smile, smiling, standing, sun, sunlight, sunny, up, walk, warm clothing,