This post describes well the interaction design principles perfected by social media services to build anxiety, fear of missing out and dopamine rewards: https://medium.com/swlh/user-engagement-is-code-for-addiction-a2f50d36d7ac
Ultimately, the writer asks:
When looking back at this era of humanity future humans will say, “How could they have just scrolled and scrolled all day? Didn’t they know what it was doing to them?” Social media is the new cigarettes. Everyone does it, it’s addictive, it’s harmful, and you should quit.
There are no pathbreaking revelations here, just well known ones laid out as plainly as can be for you and me to see.