Syncope (fainting) has many causes" “Following exercise, eating, laughter, weight lifting, or playing wind instruments like the trumpet, trombone (or flute)”.
“Hyperventilation occurs when you start to breathe very quickly, causing an imbalance between inhaling oxygen and exhaling carbon dioxide (CO2). This reduces the amount of CO2 in the body”.
In any event, she is doing the right thing. Evaluate – takes a few seconds
I’d put in the web links but gocomics does not allow that.
There will be many who will not understand this comic. Research folks.
“It is not one world…”(Paul Harvey’s famous quote).