Ключевые слова: 5059 years, back, bad posture, beautiful, businesswoman, caucasian ethnicity, creativity, danger, data, emotional stress, facial expression, female, frustration, illness, internet, joint, laptop, man, massaging, mature adult, muscle, networking, office, old, one woman only, orthopedics, pain, physical injury, physical pressure, posture, problems, searching, senior, surfing, tired, typing, uncomfortable, using laptop, web page, white, white people,