Why does my brain seem to deal with large problems and traumas, but struggle to cope with seemingly smaller ones?

For instance: lack of sleep, constant pain and suffering vs. texting someone where the spelling errors keep popping up over and over and having to rewrite it.
Or, dealing with a relationship issues vs. an alarm going off.

These are just examples, but I really don't understand it sometimes.

Thoughts and opinions on why people might be able to handle major things, over smaller "every day" things and why or brains might not be able to handle them... 🥰

Why does my brain seem to deal with large problems and traumas, but struggle to cope with seemingly smaller ones?
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