There are many non-life-threatening reasons for you to visit a cardiologist, including heart health education, lifestyle recommendations, and stress relief. Though not every symptom of the heart ends up being serious, it’s important to watch out for the following three:Shortness of breath — trouble breathing can be an early warning sign for heart problems.Dizziness — feeling light-headed with a spinning sensation can be the result of heart disease or low blood pressure.Chest pain — pain in the chest is often a sign of too little oxygen returning to the heart and might be a sign of a heart attack.Call 911 if you have any of the following symptoms in addition to your chest pain:A sudden tightness or pressure in your chestPain that spreads to your jaw, left arm, or backSharp chest pain followed by shortness of breathNausea, dizziness, rapid or irregular heartbeatConfusion, excessive sweating, or a pale appearance