May 28, 2026

The Surprising Reason Your Body Needs More Protein as You Get Older

As you age, keeping muscle gets harder, but nutrition can help. Protein supports strength and mobility, which protects independence and keeps you sharp as you get older.

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If you have noticed that it is harder to gain, or even maintain, muscle as you get older, you are not imagining it. The body changes over time, and one common shift is gradual muscle loss.

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Adults who do not do regular strength training can lose about 4 to 6 pounds of muscle per decade. That loss can show up in daily life, from climbing stairs to carrying groceries.

Age-related muscle loss has a clinical name: sarcopenia. It becomes more common as people get older and affects nearly half of adults over 80.

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