Twitter Pushes Political Extremes, How Digital Technology Warps Our Minds Today we're looking at recent studies that explore the implications that our digitally enhanced lifestyles are having on us and society. Twitter is exaggerating political polarization, teen cell phone use is not something they grow out of, and if you have a hard time staying off your phone, you may have an increased risk of obesity. The belief that screens are affecting teenage mental health may be wrong.