In terms of chest discomfort
or pain, the more cardiovascular risk factors you have: advanced age, first degree family members with early heart attacks or stroke, hypertension
, diabetes, smoking, high cholesterol
, obesity, sedentarism, stress, etc, the more concerned we are as physicians. Chest pain arising from the heart could happen both with exertion or at rest. Itching would be a highly unusual manifestation of heart disease
. Nevertheless, if you have any of these risk factors, then it might be reasonable to obtain a stress test
to clarify. It would also montitor the electrical activity of your heart to look for abnormal fast rhythms. Hope this helps.