Please help I am breast feeding mother of one year old.few months back I was continuously doing house hold things without rest and eating till 12 pm and I felt sudden weakness in left arm.after 2 to 3 hours it become normal.this week I carry my baby in my left hand while doing house hold work .I felt pain between shoulder blades and then full arm and my back.is this cardiac pain.mine is normal delivery.after delivery my I had b.p issues but it got stabilised.i did ECG it is normal.i have neck pain also