No, this has nothing to do with talking on your cell phone while driving. Apparently, holding your phone to your ear could actually be hazardous to your health. A report which was allegedly 'leaked' to the public suggests that cell phone radiation can lead to health issues, including cancer...
Cell phones are as much a part of our lives today as air, complaining about politicians and the Kardashians, so it's hard to believe there was a time when people didn't think they needed them.