Ключевые слова: 50s, active lifestyle, bicycle, bike, biking, check, checking, countryside, cycling, device, elderly, exercise, gadget, happiness, having fun, health care, healthy lifestyle, heartbeat, insurance, leisure activity, life, lifestyles, measuring, monitoring, morning, motion, nature, old, outdoor, outside, park, pensioner, performance, recreation, relaxation, result, retired, retirement, s3niorlife, senior, senior adult, smart watch, sport, sportswear, sunlight, technology, tracker, wellbeing, wellness, workout,