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Why heart disease and stroke are expected to rise significantly among younger women

A recent report from the American Heart Association (AHA) has raised serious concerns about women's heart health in the United States. The scientific statement, published in February 2026 in the journal Circulation, projects a sharp rise in cardiovascular disease (CVD) and stroke over the next few decades. Without stronger prevention efforts, many more women—especially younger ones—will face these conditions at earlier ages.What the Projections ShowThe AHA used data from national health surveys (like the National Health and Nutrition Examination Survey and the Medical Expenditure Panel Survey from 2015–2020) and U.S. Census population forecasts to predict future trends.Key findings include:

• The overall percentage of adult women with at least one type of cardiovascular disease is expected to rise from 10.7% in 2020 to 14.4% in 2050—an increase of more than a third.
• This means millions more women could live with heart-related issues, as the population grows and ages.

Specific increases projected for adult women:

• Coronary heart disease (also called coronary artery disease, where plaque builds up in heart arteries): from 6.9% to 8.2%.
• Heart failure (when the heart can't pump blood well): from 2.5% to 3.6%.
• Stroke: from 4.1% to 6.7%.
• Atrial fibrillation (irregular heart rhythm): from 1.6% to 2.3%.

These numbers cover conditions beyond just high blood pressure, though hypertension plays a big role.Why Younger Women Are at Higher RiskWhile aging contributes (as more women live longer and baby boomers reach older ages), the most alarming part is the trend among younger women (ages 20–44 or even younger girls).Experts like Dr. Karen Joynt Maddox, chair of the writing group and a professor at Washington University School of Medicine in St. Louis, point out that risk factors are rising fast in this group. This sets up future generations to develop heart problems much earlier than in the past.Main drivers include:

• Obesity: Projected to jump from 43.9% to 61.2% among adult women by 2050. Among girls ages 2–19, it could rise from 19.6% to 32.0%. Obesity strains the heart, raises blood pressure, and leads to diabetes.
• Diabetes: Expected to increase from 14.9% to 25.3%. High blood sugar damages blood vessels over time.
• High blood pressure (hypertension): Set to climb from 48.6% to 59.1%—nearly 6 in 10 women. This is a top risk for both heart disease and stroke, as it forces the heart to work harder and can damage arteries.

These factors often appear together and make each other worse. Poor diet, lack of exercise, and sleep issues add to the problem, though smoking and some unhealthy habits are declining slightly. Inadequate sleep is actually expected to worsen.The trends hit harder in certain groups. Women and girls who identify as Black, Hispanic, Indigenous (American Indian/Alaska Native), or multiracial face more pronounced increases, often due to social factors like access to healthy food, safe places to exercise, stress, and healthcare barriers.Dr. Stacey Rosen, volunteer president of the AHA and leader at Northwell Health, calls this a "call to action." She stresses that heart disease is already the leading cause of death for women in the U.S., and these projections show the need for better early detection and lifelong prevention.Other Factors and UncertaintiesSome positive notes exist: Unhealthy cholesterol levels are projected to drop (from 42.1% to 22.3%), and behaviors like smoking and poor diet may improve modestly.New weight-loss drugs (like GLP-1 medications for obesity and diabetes) show promise. They can help reduce weight, control blood sugar, and even lower risks for heart events. However, the AHA report did not factor them in fully because:

• Long-term effects (over 25–30 years) are still unknown.
• Side effects cause many people to stop.
• High costs limit access, especially in underserved communities, which could widen health gaps.

Pregnancy and menopause are key life stages where risks can emerge or worsen (like gestational diabetes or blood pressure changes), making regular checkups vital.What Can Be Done?The good news is that many risks are preventable. Women can take steps now to lower their chances:

• Get regular checkups to monitor blood pressure, cholesterol, and blood sugar.
• Follow a heart-healthy diet (more fruits, vegetables, whole grains; less processed food and salt).
• Aim for regular physical activity (at least 150 minutes of moderate exercise per week).
• Maintain a healthy weight.
• Manage stress and aim for good sleep.
• Quit smoking if applicable.
• Take prescribed medications as directed.

During pregnancy and around menopause, pay extra attention to health changes.Experts urge policymakers, doctors, and communities to focus on early screening, education, and reducing barriers to care—especially for younger women and those in high-risk groups.This forecast is a warning, but also a chance to change course. With better habits and support, the rise in heart disease and stroke among younger women doesn't have to happen. Acting early can lead to healthier, longer lives for millions.