
Does Your Metabolism Really Slow Down as You Age?
Metabolism changes with age, but not as early as many think. Muscle loss and less movement matter more than a mythical cliff at 30.
Read time: 6 min read
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A large 2021 study found metabolism stays relatively stable from age 20 to 60 for most adults. Weight creep often comes from gradual muscle loss, smaller daily movement, and portion creep — not an overnight metabolic crash.
Protect metabolism as you age
- Resistance training twice per week
- Protein at each meal
- Daily walking
- Sleep and stress management
Healthy eating does not have to be perfect. MealCoach.ai and Coach Kibo help you build better meals, understand what works for your body, and stay consistent — without shame or endless calorie math.
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- Research from sources you can trust
- Practical guidance, not lecture-style calorie math
- Updated as nutrition science evolves
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