Symone doesn't go anywhere without her iPhone - she has it with her 24/7 and even bought a waterproof case so she could have it with her when she bathes. She is constantly worried that she will miss out on something if she does not have her phone with her. She is most likely experiencing:

Question

Quizplus · Accepted Answer

Nomophobia is the fear of being without a smartphone or mobile device, which seems to fit Symone's behavior of constantly carrying her iPhone and being worried about missing out on something if she doesn't have it with her. Taphephobia is the fear of being buried alive, ergasiophobia is the fear of work, and social phobia is the fear of social situations. None of these seem to apply to Symone's situation.

Symone Doesn't Go Anywhere Without Her IPhone - She Has