Whenever you see someone in fear, or when you are feeling fear yourself, there are physical signs that show that they are scared of something, whatever it is.
You'll likely be exhausted either way, but there is a big difference between falling asleep at 3AM after a night out and falling asleep at 3AM after tossing and turning since 10PM.
This past year has seemed more political than most years, am I right? It's all finger pointing and "he said", "she said", and frankly, it is exhausting!