Millions of people feel guilty about spending too much time with their mobile devices. The official name for the condition is the not very imaginative “problematic mobile phone use” a less scientific one. Coined by the UK-based research organization YouGow, is monophobia (no mobile phone phobia)phone addiction has been linked to car accidents and depression. There are hundreds of (web based)test you can take to find out whether you’re addicted to your phone. Researchers have developed tools such as the Bergen facebook addiction scale and the facebook intrusion questionnaire. Experts discuss whether the word “anxiety is more apt than “phobia” in describing the feelings of someone who has left his gadget at home.