Šťastný mladý muž kontrolu zpráv na smartphone s překvapený usmívající se obličej - Stock záběry a video

Pleased Afro-American man wearing sportswear browsing on smartphone in the gym

Asian sportsman using a mobile phone at gym. Young man with smartphone at fitness center.

Joyful male athlete riding stationary bike and answering phone message in gym

A young woman at the gym on an exercise bike holding the phone in front of her eyes in her hands. All the attention is in the phone. The concept of dependence on social networks. Mobile addiction

Fit lady showing application tracking her results to personal trainer in gym

Pleased Afro-American man wearing sportswear browsing on smartphone in the gym

Joyful male athlete riding stationary bike and answering phone message in gym

Fit lady showing application tracking her results to personal trainer in gym

Happy African-American male sitting at the gym and watching video on cellphone

Female with wristband riding stationary bike and monitoring distance on phone

Obese female sitting on exercise bike, drinking water and scrolling on cellphone