What are the symptoms of a heart trouble?like blockages or something like that. or an impending heart attack?

Most common...: Chest pressure, squeezing, fullness or pain. Pain or discomfort in one or both arms, the back, neck, jaw, stomach; shortness of breath; nausea. Our expert cardiologists will give you added info. A heart attack is very rare in a 23 y/o. But you (or someone you know) should be evaluated in an er asap if this applies.

Classically: Angina pectoris =substernal pressure, pain with radiation to the neck or left or right arm and shoulder. Some will have abdominal pain-and be confused with gallbladder or stomach symptoms. Ladies seem to have less classic// or tolerate pain better than men. Relief with Nitroglycerin is very suggestive. A feeling of impending doom, pallor, sweating suggest a bad day!