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It never hurts to go back to some basics. Here is a blog post with good infor about your diaphragm. Do you know how to breathe from your diaphragm?

How to Sing From Your Diaphragm? How many times have you been told to sing from your diaphragm? Probably at least once. If not, I am sure you have heard this expression before. But do you k(...) cocktail wears in navy blue