Digital devices are everywhere in our lives these days. Many of us are addicted to them. There are new studies every day about the dangers to health of being glued to small screens. Children are not exercising; people are worrying about their body image because of online pressure; and people are being bullied by cyber-criminals. In a study of 1,000 adults in Japan, researchers found that half of the participants were addicted to their smartphones. They were unaware of their smartphone dependence. The study called for people to try "digital detox".