What is the pain just below the left breast?

The pain under the left breast may be caused by muscle strain, gastrointestinal problems, heart problems, etc.

1. Muscle strain

maintaining the same posture for a long time, such as sedentary, standing for a long time or strenuous exercise, may lead to muscle fatigue or strain, which may cause pain under the left breast.

2. Gastrointestinal problems such

as gastritis, gastric ulcer, cholecystitis, etc. may lead to abdominal pain, pain is usually located under the left breast, and can also be accompanied by nausea, abdominal distension, vomiting and other symptoms.

3. Heart problems

Pain under the breast may also be a manifestation of heart problems, such as myocardial ischemia, angina pectoris, etc. Chest pain will radiate around, which may lead to pain under the breast, shoulder or back, and may also lead to chest tightness, shortness of breath, etc.