Men's heart risk climbs from mid-30s, decades before typical screening

A 30-year study has pinpointed something doctors mostly miss: men's heart disease risk doesn't wait until 50. It starts accelerating around age 35—long before most men ever get screened.

Researchers following over 5,100 adults since the mid-1980s found that men reach a 2% rate of coronary heart disease more than a decade earlier than women. By age 50, men were hitting cardiovascular disease milestones that women typically didn't reach until 57 or 58. The gap isn't closing, either. Even though smoking rates and blood pressure management have become more similar between men and women over recent decades, the timing difference persists.

The Unexpected Pattern

What surprised the research team most was what didn't explain the gap. High blood pressure, cholesterol, smoking, diet, exercise, weight—these traditional risk factors account for only part of the difference. Something else is driving men's earlier onset, whether biological (hormones, metabolism, genetics) or social (stress, healthcare avoidance, lifestyle patterns). The study authors say that's the real mystery worth investigating next.

The data came from the CARDIA study, which enrolled healthy young adults in their 20s and tracked them for decades. Because participants started disease-free, researchers could watch the risk curves diverge in real time. Men and women tracked together through their early 30s. Then, around 35, men's risk began climbing faster and stayed elevated through midlife.

This matters because most heart disease prevention programs target people over 40. "Heart disease develops over decades, with early markers detectable in young adulthood," says Alexa Freedman, the study's senior author at Northwestern Medicine. Catching those early markers means preventive strategies—lifestyle changes, medication, closer monitoring—can work before serious damage happens.

The Screening Gap Within the Gap

There's another layer to this. Young men are far less likely than young women to see a doctor regularly. Women attend routine checkups at more than four times the rate of men, largely because of gynecologic care. That means even if doctors knew to screen men at 35, many wouldn't show up.

Encouraging young men into preventive care visits could be one of the simplest interventions. Tools like the American Heart Association's PREVENT risk equations can now predict heart disease starting at age 30—earlier than most current guidelines recommend screening. The window is narrow but real.

Cardiovascular disease remains the leading cause of death for both men and women. The question now isn't whether prevention works—it does. It's whether we can reach men early enough to matter.