It’s also proper to respond to the question, “How are you doing”, “I am well, thank you.”
But if someone answers, “Doing good”, you will understand their meaning perfectly well.
In many households, the proper answer sounds stuffy and affected.
___High is just as proper as well___
“It’s also proper to respond to the question, “How are you doing”, “I am well, thank you.””
—> “How are you doing”, “I am high, thank you.”
;)