If your metabolism feels like it’s hit a wall in your 40s, you’re not imagining it. Hormonal shifts, muscle loss, and stress can all make fat loss feel harder than it used to. But here’s the good news: you can train your body to burn fat more efficiently, and it starts with building muscle. This ability is called metabolic flexibility, and it’s the secret weapon for feeling lean, energetic, and strong after 40. What Is Metabolic Flexibility? Metabolic flexibility is […]
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