High Blood Pressure Left Shoulder Pain I've Been Having This Pain Under My Left Shoulder Blade And It Sometimes Goes Up My Neck.?

I've been having this pain under my left shoulder blade and it sometimes goes up my neck.? - high blood pressure left shoulder pain

Not all the time, the pain comes and goes. What should I do? I suffer from high blood pressure that is normal with MED. Lift weights. I have CMT and form of muscular dystrophy.