Having back to rt . Lower chest pains of the type described as electrical in nature , initiated by direct contact, Lasting a brief moment as it travels across the area superficially. Most pain upon use of muscular areas of any type. I do have heart disease with a stent. Been on Repatha for six mos. area of pain is increasing over this same time fram . Relief with rest...non smoker, non drugs or alcohol. Hx of treated Lymes Disease .