How often does chest pain occur when having a heart attack?

The answer to your question is 



Usually, chest pains are one of the many indicators that can occur a few days or weeks before the heart attack if this happens you should call your physician. More commonly though, things such as nausea, other pain in the jaw, arm, and shoulder and shortness of breath. 

Hope this helps you!

The answer would be a (carbohydrates)

Vitamin d for sure for american adults