Отрицательные и положительные стороны мобильного телефона

Nowadays, it is difficult to find a person who does not use a mobile phone. Even the smallest members of our society have a functional gadget. A modern mobile device is a small computer that, in addition to high-quality communication, can connect to the Internet, take photos and even video. With the help of a mobile phone, you can read e-mail, visit social networks such as "Vkontakte", "Odnoklassniki".
But a mobile phone can be not only a useful necessary thing, but also has a harmful effect on the human body. According to doctors researches, the constant use of mobile phones can cause frequent headaches, loss attention, sleep disorders, eyes problems and disruption of the nervous system. Very often the mobile phone has bad influence to the learning process. When using cell phones during the lessons, the level of progress decreases. Pupils play, send SMS correspondence, listen to music, take pictures instead of paying attention to the subject.
In conclusion, we can say that as any technological product, mobiles have their pros and cons.