The pandemic is messing with our concept of time

(CNN)"What day is it, again?"

It's become a common refrain during the coronavirus pandemic, a reflection of both how all of the days seem to blur together and how lately, we find ourselves forgetting even the simplest of details.
Our internal clocks are shot. Tuesdays are Thursdays are Wednesdays are Sundays. There are no weekdays, or weekends. There is only yesterday, today and tomorrow.