Ever wondered why some days you feel energized and light, and other days heavy and sluggish—even when you’re eating the same? The answer often lies in your metabolism. More specifically, in how your ...

Catabolism: “Catabolism is all about breaking down, depleting, or damaging,” says Allison. During digestion, the catabolic process breaks down food into nutrients that your body uses for energy.

Avoid fad diets and supplements that claim to hijack your catabolic and anabolic processes to improve your run. “If you want to run faster, train harder,” says Allison, who has completed 26 ...

Since anabolism and catabolism are parts of your metabolism, these processes affect your body weight. Remember: When you’re in an anabolic state, you’re building and maintaining your muscle mass.

Catabolic pathways involve the breakdown of nutrient molecules (Food: A, B, C) into usable forms (building blocks). In this process, energy is either stored in energy molecules for later use, or ...

Consequently, the adaptive response to weight loss in normal individuals (full activation of anabolic, combined with inhibition of catabolic, pathways) should be inherently more vigorous than the ...