Spend Time 'Not Doing'
Parkinson's Law (named after 20th-century British historian Cyril Northcote Parkinson) states, "Work expands so as to fill the time available for its completion." That's just the way it is.
Paradoxically for adults, it takes work and planning in order to successfully rest. Can you spend five minutes today not doing? How about 10 minutes? Or a half hour?