A study by Gaby Badre shows that teenagers who use their phones constantly often experience “increased restlessness with more careless lifestyles, more consumption of stimulating beverages, difficulty in falling asleep and disruptive sleep, and more susceptibility to stress and fatigue.” (Excessive Mobile Phone Use Affects Sleep) Many people who use cell phones too much also experience headaches and even a phantom ringing sound distracting them and keeping them awake at night. (Braff)