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Articles related to focusing on healthy aging, prevention, mobility, cognition, nutrition, independence, and caregiving support.

Oct 8, 2025

2 min

Does blood urea increase with age? Understanding the Connection

Yes, blood urea levels typically increase with age. Research shows that between the ages of 20 and 80, plasma urea concentrations, on average, increase by approximately 60%, with many factors contributing to this change, including normal age-related decline in kidney function and lifestyle habits.

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Oct 4, 2025

4 min

Why does urea concentration increase with age? Understanding the causes

According to the Lifespan Research Institute, plasma urea concentrations typically increase by about 60% between the ages of 20 and 80. This natural, gradual rise is a common physiological change, but understanding **why does urea concentration increase with age** is crucial for distinguishing normal aging from potential health issues.

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