I think we can all agree, that happy people of Instagram are very very sad. Else they will be busy being happy not hunting likes.
>Even on Twitter, perhaps more acutely in certain jobs or industries, it seems like you're competing with other in gaining professional influence.
Unless its some useful info like a new research paper or some official announcement, I would reject everything on Twitter as some ill-thought opinion.
> It creates a lot of anxiety that stems from a feeling like you're constantly on the verge of falling behind others.
Try teamblind. Worst of the worst. On a serious note, a bit of competition is not really a bad thing. So you can simply choose how anxious to feel about it.