My feel tightness in shoulder and hands
I feel tightness in shoulder aand left arm in cold environment.. When I was sitting under I felt so much pressure in my hands and my pulse was showing 50.. Is anything serious.. 6 months ago my ecg, treadmill was normal.. my recent blood reports are also normal. I feel sometimes pinching pain below the left ribs.. nausea after eating and I have sour mouth always.. please suggest