I recommend you to take 2-3 cloves of raw garlic everyday it can help to remove your bad cholesterol of your blood, this is very effective for protect heart block , my brother in law take regularly garlic cloves and ginger slice and after few he find his artery block has remove automatically, I read an article about how to keep your heart healthy, which can help you to keep your heart healthy.
Sounds to me like a virus or infection. I get similar symptoms with infection. Suggest pcp evaluation. Good luck.
Sharp pain lasting less than 1 minute?
And associated shortness of breath.