I typically take a bit over a week off every 6 weeks or so. What works well for me is hitting the city library and just forcing myself to get through a couple books. Any hobby is probably good enough.
He makes a good point that there's systemic issues that need to be addressed, however I think periodic social media "fasting" has been fairly valuable in my own life and I've been encouraging others around me to try it as well. If nothing else it gives you a "baseline" for your own personal reference.