Three billion of us worldwide use a mobile phone. One in five of us sleeps next to one. Many of us get stressed when we leave home without it. How attached to your mobile phone are you? Are you concerned that prolonged mobile phone use may be harmful?
Are you concerned that prolonged mobile phone use may be harmful?
Three billion of us worldwide use a mobile phone. One in five of us sleeps next to one. Many of us get stressed when we leave home without it.
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