Final answer:
Arterial plaque typically starts forming during late childhood and progresses throughout life. Atherosclerosis, as this condition is known, can lead to cardiovascular events like heart attacks or strokes when it impedes blood flow. Lifestyle factors and certain health conditions significantly contribute to the development and progression of plaque in arteries.
Step-by-step explanation:
The earliest age by which most people have well-developed arterial plaque is often during late childhood. Atherosclerosis generally begins in this period and progresses throughout one's life. The formation of plaque in the arteries can lead to serious cardiovascular conditions if blood circulation is hindered, potentially causing a heart attack or stroke. Lifestyle choices such as a high-fat diet, lack of exercise, smoking, and obesity contribute to the risk of developing atherosclerotic plaques. Furthermore, conditions like hypertension, high LDL cholesterol, and diabetes accelerate the progression of atherosclerosis. It's important to note that while the aging process itself is a risk factor, healthy living can mitigate some risks associated with the development of arterial plaque.
Did you know? While fat buildup in the arteries tends to be slow, it can start as early as age 10. Most people aren't aware of this process until it's well advanced, which is why maintaining a healthy lifestyle from a young age is vital.