“Nomophobia is considered a modern age phobia introduced to our lives as a byproduct of the interaction between people and mobile information and communication technologies, especially smartphones,” Caglar Yildirim, one of the study’s authors, told The Huffington Post in an email. “It refers to fear of not being able to use a smartphone … [and] it refers to the fear of not being able to communicate, losing the connectedness that smartphones allow, not being able to access information through smartphones, and giving up the convenience that smartphones provide.”