|Nowadays, there is no doubt that smartphone has become more and more popular in our daily life. It is palying an indispensable role on some degree. People use their devices to make social connection with others, obtain infomation or just kill the time.|
Someone may have this feelling: when you are outdoors, smartphone is all because it can help you with almost everything.
However, some other people do not care much about whether they have smartphones on their hands. They have that ability to stop themselves from playing with their phones.
Are you a heavy user of smartphone? How much time do you spend on smartphones daily?