Artery plaque found in adults as young as eighteen

Researchers screened sixteen thousand apparently healthy adults by directly imaging their arteries rather than relying on blood tests or symptoms. More than half of all participants showed signs of atherosclerosis: the build-up of fat, calcium, and waste material in artery walls. These deposits caused no symptoms at the time, but can lead to heart attacks or stroke decades later.

Vascular aging starts in early adulthood

Plaque in older adults is well established. Its presence in eighteen-year-olds is more striking. The researchers argue that direct arterial imaging can detect hidden cardiovascular disease years or even decades before standard methods such as blood tests would flag anything. Among adults aged eighteen to twenty-nine, roughly one in thirteen already had detectable plaque. That proportion rose sharply in older age groups.

This connects to a central theme in longevity research: biological aging does not begin at middle age. Damage accumulates silently from early in life. Addressing risk factors such as high blood pressure, smoking, or poor diet early may influence how quickly plaque builds up, though that question was not examined in this study.

Imaging as an early warning system

The study makes a case for rethinking cardiovascular prevention. Rather than waiting for symptoms or for the age at which blood panels are routinely ordered, arterial imaging could be used earlier and more broadly. That debate involves real concerns about cost and overdiagnosis.

What the finding does establish is that arterial aging is not a problem that starts at fifty. It is a process that can be tracked, and possibly influenced, from early adulthood onwards.

Read the original article