Our day-to-day activities help us perceive time — if we are commuting, we know it’s morning, if we’re running out for lunch, it’s midday, and so on and so forth. Without daily routines, which act as markers of time, it becomes easy to get lost in time. The things that made your Saturday a Saturday, or your Tuesday a Tuesday, may no longer be there.
Article source: https://www.huffingtonpost.co.uk/entry/why-the-pandemic-has-warped-our-sense-of-time_uk_626bbf78e4b0cca67554cdc5