I get these stabbing pains in my chests often. That seems to pass right through into my back. Breathing hurts, but I can breath. I know its not gas since its above my chest on my left side mostly. Rarely on the other side. Or sometimes right under my breasts. Its scary when I get it, especially when Im driving, because I tend to ball up when it strikes. What could be causing this?
Thanks for your question on Chat Doctor. I can understand your concern. Since your chest discomfort is associated with specific position (Chat Doctor.  But better to first rule out heart related diseases because left sided chest discomfort is common in heart diseases. So first get done ECG and 2d echo. If both these are normal then no need to worry about heart diseases. Follow these steps for better symptomatic in muscle spasm. 1.  Avoid movements causing pain. 2. Sit with proper back support while