"Text Neck" Symptoms, Researchers warn of "text neck", A NEW condition dubbed "text neck" is on the increase in the UK, with health professionals blaming the amount of time people spend hunched over their mobile devices, Sky News reported today. The condition is caused by phone users flexing their necks for extended periods of time and can cause permanent arthritic damage if not treated. In some cases, patients can adapt to the flexed position and it becomes painful to straighten the neck out properly. text neck,