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

Oct 20, 2025

4 min

How Does Total Body Water Change with Age?

The percentage of total body water (TBW) in humans decreases significantly over the course of a lifetime, starting from approximately 75–78% in infants down to about 50–55% in older adults. This fundamental shift in body composition is a natural part of the aging process and directly explains **how does total body water change with age**.

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Oct 14, 2025

5 min

Does your tolerance for alcohol go down as you get older?

By age 65, your body’s lean muscle mass and water content have already begun to decrease, significantly altering how you process alcohol. If you’ve been asking, "Does your tolerance for alcohol go down as you get older?" the answer is a definitive yes, and it’s due to several key physiological changes.

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