Final answer:
Age-related changes in the cardiovascular system can result from factors such as hypertension and atherosclerosis, with the risk of diseases increasing notably with age. Lifestyle and genetic factors also contribute, though many risk factors are preventable through healthy habits.
Step-by-step explanation:
Age-related changes in the cardiovascular system may be the result of a combination of several factors. As one ages, the risk of developing conditions that can lead to cardiovascular disease increases significantly. Two common precursors to such diseases are hypertension and atherosclerosis. Hypertension, which is consistently high blood pressure, along with atherosclerosis, characterized by the buildup of fatty plaques in the arteries, can impede normal blood flow and are significant indicators of cardiovascular health. Managing these conditions is critical for the prevention of cardiovascular disease.
Aside from age, other risk factors that can contribute to cardiovascular disease include lifestyle choices such as smoking, obesity, and lack of exercise, as well as medical conditions like diabetes and high blood cholesterol. It's noteworthy that the risk of cardiovascular disease triples with each passing decade of life, underscoring the importance of age as a risk factor. Additionally, genetics play a role, with a family history of the disease indicating a higher risk. However, many risk factors are modifiable through healthy behaviors like maintaining a balanced diet, exercising regularly, and avoiding tobacco.