1. Chest pain or pressure (Angina)
One of the most common signs: feeling a squeezing, pressure‑like, tight or heavy sensation in the chest, especially during exertion or stress. The pain may also radiate to the neck, shoulders, arms, back or jaw. الصحة+3Healthline+3Mayo Clinic+3
Because narrowed coronary arteries reduce blood flow to heart muscle, the heart signals distress. Mayo Clinic+1
What to watch for: New onset chest discomfort, more frequent or severe than normal, especially if triggered by activity or emotional stress.
2. Shortness of breath
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