48. Strong for Life: Minimizing muscle loss with age

Sarcopenia, the gradual loss of muscle mass and function, affects everyone as they get older, typically beginning in our late 30s to early 40s. In this episode, we break down why it happens, what's actually proven to combat it, and how to build a realistic plan that doesn't require living in the gym. From the role of resistance training, protein, and vitamin D, to why the scale is the wrong measuring stick for progress, this conversation covers everything you need to stay strong and functional for life.

5 Key Takeaways:

• Resistance training is the only proven intervention. There's no drug or medical treatment for sarcopenia, resistance training is the single thing studies consistently show works. Just 2–3 sessions per week is enough to see significant benefits, even if you're starting from scratch.
• It's not just about muscle, it's about function. Sarcopenia affects strength, balance, neuromuscular efficiency, and even cognitive function. The goal isn't just looking good; it's being able to get out of bed, climb stairs, and avoid falls as you age.
• Protein and vitamin D are non-negotiable. Aim for roughly 1 gram of protein per pound of target body weight, spread across meals. Vitamin D is essential for muscle protein synthesis, type II fast-twitch fiber function, and even reducing myostatin, the protein that actively blocks muscle growth.
• Stop obsessing over the scale. If you're resistance training, the scale is a poor progress marker since muscle weighs more than fat. Track your strength gains, physical function, and progress photos instead.
• Recovery must match the work. As you age, recovery takes longer, sleep quality often declines, and anabolic resistance increases. Training 6–7 days a week isn't the answer, progressive overload, adequate sleep, and intentional rest are what drive results.

"Your body isn't going to build something or do something unless it has to adapt. So you need to give it something to adapt to." - AJ

Connect with Emily and AJ:

Website: https://www.emilylevercoaching.com/

Instagram: https://www.instagram.com/bedellever/

References

https://link.springer.com/article/10.1186/s44410-025-00011-9

https://pubmed.ncbi.nlm.nih.gov/31377851/

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Until next time—keep showing up, stay consistent, and remember: small steps add up to big change.