Ключевые слова: adult, app, application, asian, bodybuilder, challenge, concentration, cyberspace, discipline, effort, exercise, fit, fitness, floor, healthcare, healthy, instructor, internet, learning, lesson, lifestyle, male, man, mat, muscle, muscular, online, person, physical, plank, practice, room, screen, social, sport, sportive, sporty, strength, stretching, strong, tablet, technology, trainer, training, video, vitality, wellbeing, wellness, workout, yoga,