The article is more about sleep quality but I personally often realize that I am lethargic rather than tired when life/work is a bit boring and magically find e

The article is more about sleep quality but I personally often realize that I am lethargic rather than tired when life/work is a bit boring and magically find energy when it gets exciting. Most of us have relatively dull and repetitive lives so we don't get the adrenaline flowing enough to fend off a baseline tiredness/lethargy on most days