Hi Doctor Lately I Been Tried A Lot I Am

Hi Doctor lately I been tried a lot I am losing weight rapidly I get short of breath easily I have sharp pain coming down the left side of my throat it comes and goes I was diagnosed for having a b12definciecy I was on the shits fir about 5 years I have a new Dr now she took me of them and I take b12 pills do think that got something to do with my health