Internet -> Short Attention Span -> Can't Plan Life
They are only overworked mentally, because their minds haven't been trained well to do complex tasks that require multiple actions, taking over 30 seconds... unless they're trying to find their phone.
ADHD, anxiety disorder, suicidal thoughts, all on the rise because kids don't see the point in making an effort when they still won't be able to afford the good life they see on social media, which is often misleading to begin with. They might as well watch a few more 30 second videos. It's a vicious addictive circle, and sites want to keep them engaged.