Think you’re addicited to your smartphone? Turns out that cellphone addiction might be contagious. According to a new study conducted by the University of Michigan, people are more likely to pull out their phone when someone around them does the same. In the study, researchers watched groups of students, documenting their cellphone use every 10 seconds. Overall, students were on their phones 24% of the time they spent with a friend, and were 39.5% more likely to use their phone when the person they were sitting with had done so in the previous 10-second interval.Read the full story at Mashable.