Ключевые слова: activity, adult, athlete, beard, casual clothing, caucasian ethnicity, checking, cheerful, day, exercising, exhaustion, fitness, fitness tracker, healthy lifestyle, human hand, jogging, leisure activity, lifestyles, looking, men, muscular build, nature, occupation, outdoors, overweight, park, recreational pursuit, relaxation, relaxation exercise, running, smiling, sport, sports clothing, sports training, standing, summer, sunlight, tired, training, weightloss, wellbeing, wellness, working, young adult,