https://www.forbes.com/sites/alicegwalton/2017/12/11/phone-addiction-is-real-and-so-are-its-mental-health-risks/#1c0b52a013df

Smartphones have been integrated into the lives of many people since it’s introduction in 2007. Smartphones are useful tools that act as a device that can do many things that should make life more efficient. Smartphones also makes it easier to connect with people whether it would be calling, texting, and most notably social media. Smartphones create an easy faucet for social media to flow into and people who get caught up often times spends a majority of their waking hour checking for new posts. Social media companies rely on certain mechanisms that keep the user coming  back (Snapchat badges, red notifications, refresh button, etc) which are often times very effective in keeping a person on the platform. As something that was supposed to make life more efficient now becomes a problem of the 21st century.