Hospitalization for pain under the left rib is required when there is a need for immediate medical attention, diagnostic ...

The most common initial symptom of a heart attack in women (and men) is substernal (underneath the breastplate) or left-sided ... where your ribs connect to your breastbone. The pain may be ...

Some other lung-related conditions known to cause chest discomfort include: Pneumonia: This infection inflames the air sacs ...