Most programs build from the outside in. They chase what is visible and assume the foundation underneath will hold. It rarely does.
That is why people arrive in their forties and fifties with back pain, stiff hips, collapsed posture, and flat energy after years of consistent work. Nothing was wrong with the effort. The order was wrong.
MELCORE builds from the structural center out. Movement, fuel, sleep, recovery — the six foundations that everything advanced depends on — before anything exotic or expensive is added.
The instruction here is usually to subtract. Fewer inputs, held longer, in the right sequence.