While it is often considered a normal part of aging, it can impact quality of life by raising the risk of frailty, disability, and loss of independence.
The good news is that lifestyle choices can help. Strength training supports muscle, and protein provides the building blocks your body needs to repair and grow it.
A woman doing strength training
What Protein Does in the Body
Protein is made of amino acids, which your body uses every day. It supports muscles, bones, skin, and cartilage. It also plays a role in immune function, digestion, and other essential processes.
Because protein contributes to so many systems, getting enough is not just about appearance. It is also about staying resilient and capable.
Soy chicken
Why Protein Needs Can Rise Later in Life
Muscle loss does not begin at retirement. Starting as early as your 30s, many people lose about 3% to 5% of muscle mass per decade, especially without resistance training.
As muscle decreases, strength can drop too. Over time, this can affect balance, mobility, and stamina, making daily activities more challenging.
A woman doing strength training
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