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Actress Melissa Claire Egan — known for The Young and the Restless and All My Children — revealed in late January 2026 that she was diagnosed with coronary artery disease after a heart calcium scan detected plaque. Her announcement has renewed attention on heart disease in women at a moment when experts warn rates are rising and early detection can be decisive.
What is coronary artery disease?
Coronary artery disease (CAD), sometimes called coronary heart disease, develops when fatty deposits build up inside the vessels that deliver blood to the heart muscle. As these deposits, or plaque, accumulate, they narrow arteries and reduce blood flow — increasing the risk of chest pain, heart attack and other complications.
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Medical centers such as the Mayo Clinic and the Cleveland Clinic note that CAD is the leading cause of death both in the United States and globally. The disease can be chronic and slow-growing, often progressing without obvious early warning signs.
Key data that matters now
This diagnosis comes amid shifting public-health projections and persistent high mortality from heart disease, which affects millions of Americans.
| Measure | Latest figure | Source / year |
|---|---|---|
| Projected share of U.S. women with cardiovascular disease or stroke | 14.4% by 2025 (up from 10.7% in 2020) | American Heart Association |
| U.S. deaths from coronary artery disease | ~375,500 (2021) | Cleveland Clinic / national data |
| Adults living with CAD in the U.S. | More than 18 million | Clinical estimates |
What causes it?
CAD usually stems from a combination of lifestyle, medical and genetic factors that promote plaque formation along artery walls. Typical contributors include:
- High cholesterol and fatty diets that raise LDL levels.
- High blood pressure, which damages vessel linings over time.
- Diabetes or insulin resistance, which accelerates vascular disease.
- Tobacco use and long-term smoking.
- Physical inactivity and obesity.
- Family history and inherited tendencies toward early atherosclerosis.
In Egan’s case, she reported that a heart calcium scan — a screening test that detects calcified plaque — revealed the blockage that prompted her diagnosis. Early imaging like this can identify risk before symptoms appear.
How coronary artery disease shows up
CAD is often called a silent condition because many people have significant narrowing without clear signs until a cardiac event occurs. When symptoms do appear, they commonly include:
- Stable angina: predictable chest pain or pressure triggered by exertion or stress.
- Shortness of breath with mild activity.
- Unexplained fatigue, especially in women.
- Sudden symptoms consistent with a heart attack — pressure, radiating pain, sweating, lightheadedness.
Treatment and outlook
Treatment strategies focus on reducing risk, controlling symptoms and preventing progression. Most patients start with lifestyle changes and medications; a subset will require procedures such as stenting or bypass surgery.
- Lifestyle interventions: healthier diet, regular exercise, smoking cessation, weight management.
- Medications: statins to lower cholesterol, blood pressure drugs, antiplatelet therapy when indicated.
- Interventions: coronary angioplasty with stent placement or coronary artery bypass grafting for more advanced blockages.
Clinicians stress that while atherosclerosis cannot always be completely reversed, appropriate treatment can stabilize plaque, lower the chance of heart attack and substantially improve long-term outcomes.
When to see a doctor
If you have any of the following, consider medical evaluation:
- New or unexplained chest pain, pressure, or shortness of breath.
- A family history of premature heart disease.
- Multiple risk factors: diabetes, high blood pressure, high cholesterol, smoking, or obesity.
- Abnormal screening tests such as a high coronary artery calcium score.
Melissa Claire Egan’s public disclosure underscores a practical takeaway: screening and timely treatment can change the course of the disease. For many people — particularly women, who may have subtler symptoms — early attention can be lifesaving.
Reported Feb. 26, 2026. For personalized advice, consult your primary care physician or a cardiologist.
