hello, i am very frightened, i have been told that what happened to me were panic attacks, im not sure and im trying to find out what is really is. i hope you can help. twice now, in a year, it starts with pins and needles in my hands, then they seize up and clamp, then my whole body seizes up too, my face is swollen, i cannot move and i cannot speak, and this lasts for maybe 20 minutes, and it frightens me so much. everyday at each moment, i get tingling in my hands, i do not know why this is happening, i do not think these are panic attacks, please can you help me?