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

Oct 20, 2025

5 min

Understanding How Does PaO2 Change with Age and What It Means for Senior Health

Studies have shown that arterial oxygen tension (**PaO2**) naturally declines as part of the aging process, even in healthy, non-smoking individuals. Understanding **how does PaO2 change with age** is vital for older adults, as this physiological shift impacts respiratory health and overall well-being.

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Oct 19, 2025

4 min

What causes a decrease in lung capacity as we age?

As we get older, our lungs, like the rest of our bodies, undergo natural changes. In fact, after about age 35, lung function begins a gradual decline. This article will explain exactly what causes a decrease in lung capacity as we age and what you can do about it.

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