06/04/2026
Heart disease remains the leading cause of death in the United States, responsible for approximately 1 in every 5 deaths, according to the Centers for Disease Control and Prevention. While many people associate heart problems with sudden chest pain, the body often provides warning signs much earlier. Symptoms such as shortness of breath, chest discomfort during activity, unexplained fatigue, dizziness, heart palpitations, swelling in the legs or ankles, and pain that spreads to the jaw, neck, shoulder, or arm should never be ignored. In fact, research shows that many individuals experience warning symptoms for days, weeks, or even months before a major cardiac event occurs.
Knowing when to see a doctor can make a significant difference. The American Heart Association reports that nearly 48% of U.S. adults have some form of cardiovascular disease, often without realizing it. Early evaluation can help identify high blood pressure, abnormal cholesterol levels, heart rhythm disorders, and other conditions before they become serious. If you experience persistent symptoms, have a family history of heart disease, or notice changes in your exercise tolerance, scheduling a medical evaluation may help detect problems early and improve long term outcomes.
Sources:
https://www.cdc.gov/heart-disease/about/index.html
https://www.heart.org/en/health-topics/consumer-healthcare/what-is-cardiovascular-disease
https://www.nhlbi.nih.gov/health/heart-disease
https://www.heart.org/en/health-topics/heart-attack/warning-signs-of-a-heart-attack