09/03/2026
Your metabolism is not the problem.
Researchers measured energy expenditure in 6,000 people. From age 20 to 60, metabolic rate barely changed.
Not a steady decline. Barely a change at all.
So if your body responds differently now than it did ten years ago, it is not your metabolism failing you. It is two things that quietly changed.
You carry less muscle than you used to.
You move less than you used to.
Both are fixable. Neither one requires a stricter diet.
Muscle is the most protective