Ключевые слова: 20 years, 20s, action, activity, adult, beautiful, beauty, caucasian, color image, detail, female, fitness, germany, grass, hand, health, horizontal, human joint, looking, one woman only, only women, outdoors, park, people, photo, pulse, pulse monitor, summer, the human body, watch, woman, wrist, young adult, young people, young person, young woman,