question: hi there i got stung by a weaver fish last year on the hand and had a anthlatic reaction and ever since ive never been 100% right, and ive been getting alot of heart palpitations alot over the last yr which are getting worst, and this last 6 days ive been getting headaches and heart palpitaions and shortness of breath and neck ache and a sharp pain wat lasts a second or tw then goes n then cums bk on the left side near the arm pit