What causes pain under the breasts in men?

Pain under the breasts in men, common causes are as follows.
In the case of a taller, leaner body type, there can easily be a pneumothorax, which can be accompanied by difficulty breathing and chest tightness.
It can be seen in prolonged stress, strenuous overtime work triggering mental and psychological disorders.
Late nights, smoking and alcohol abuse can lead to heart disease and pain.
If there is a recent history of chest trauma, it may also be due to a rib fracture caused by an external force.